diff --git a/src/backend/database/routes/users.ts b/src/backend/database/routes/users.ts
index 3e776b7f..3456aee3 100644
--- a/src/backend/database/routes/users.ts
+++ b/src/backend/database/routes/users.ts
@@ -222,6 +222,7 @@ router.post('/oidc-config', authenticateJWT, async (req, res) => {
             issuer_url,
             authorization_url,
             token_url,
+            userinfo_url,
             identifier_path,
             name_path,
             scopes
@@ -240,6 +241,7 @@ router.post('/oidc-config', authenticateJWT, async (req, res) => {
             issuer_url,
             authorization_url,
             token_url,
+            userinfo_url: userinfo_url || '',
             identifier_path,
             name_path,
             scopes: scopes || 'openid email profile'
@@ -362,14 +364,38 @@ router.get('/oidc/callback', async (req, res) => {
         const tokenData = await tokenResponse.json() as any;
 
         let userInfo: any = null;
-        const userInfoUrls = [];
+        let userInfoUrls: string[] = [];
         
         const normalizedIssuerUrl = config.issuer_url.endsWith('/') ? config.issuer_url.slice(0, -1) : config.issuer_url;
         const baseUrl = normalizedIssuerUrl.replace(/\/application\/o\/[^\/]+$/, '');
         
-        userInfoUrls.push(`${baseUrl}/userinfo/`);
-        userInfoUrls.push(`${normalizedIssuerUrl}/userinfo/`);
-        userInfoUrls.push(`${normalizedIssuerUrl}/userinfo`);
+        try {
+            const discoveryUrl = `${normalizedIssuerUrl}/.well-known/openid-configuration`;
+            const discoveryResponse = await fetch(discoveryUrl);
+            if (discoveryResponse.ok) {
+                const discovery = await discoveryResponse.json() as any;
+                if (discovery.userinfo_endpoint) {
+                    userInfoUrls.push(discovery.userinfo_endpoint);
+                }
+            }
+        } catch (discoveryError) {
+            logger.error(`OIDC discovery failed: ${discoveryError}`);
+        }
+
+        if (config.userinfo_url) {
+            userInfoUrls.unshift(config.userinfo_url);
+        }
+
+        userInfoUrls.push(
+            `${baseUrl}/userinfo/`,
+            `${baseUrl}/userinfo`,
+            `${normalizedIssuerUrl}/userinfo/`,
+            `${normalizedIssuerUrl}/userinfo`,
+            `${baseUrl}/oauth2/userinfo/`,
+            `${baseUrl}/oauth2/userinfo`,
+            `${normalizedIssuerUrl}/oauth2/userinfo/`,
+            `${normalizedIssuerUrl}/oauth2/userinfo`
+        );
 
         if (tokenData.id_token) {
             try {
@@ -391,15 +417,34 @@ router.get('/oidc/callback', async (req, res) => {
                     if (userInfoResponse.ok) {
                         userInfo = await userInfoResponse.json();
                         break;
+                    } else {
+                        logger.error(`Userinfo endpoint ${userInfoUrl} failed with status: ${userInfoResponse.status}`);
                     }
                 } catch (error) {
+                    logger.error(`Userinfo endpoint ${userInfoUrl} failed:`, error);
                     continue;
                 }
             }
         }
 
+        if (!userInfo && tokenData.id_token) {
+            try {
+                const parts = tokenData.id_token.split('.');
+                if (parts.length === 3) {
+                    const payload = JSON.parse(Buffer.from(parts[1], 'base64').toString());
+                    userInfo = payload;
+                }
+            } catch (error) {
+                logger.error('Failed to decode ID token payload:', error);
+            }
+        }
+
         if (!userInfo) {
             logger.error('Failed to get user information from all sources');
+            logger.error(`Tried userinfo URLs: ${userInfoUrls.join(', ')}`);
+            logger.error(`Token data keys: ${Object.keys(tokenData).join(', ')}`);
+            logger.error(`Has id_token: ${!!tokenData.id_token}`);
+            logger.error(`Has access_token: ${!!tokenData.access_token}`);
             return res.status(400).json({error: 'Failed to get user information'});
         }
 
diff --git a/src/ui/Admin/AdminSettings.tsx b/src/ui/Admin/AdminSettings.tsx
index 8a7fe744..bece9c0a 100644
--- a/src/ui/Admin/AdminSettings.tsx
+++ b/src/ui/Admin/AdminSettings.tsx
@@ -26,7 +26,6 @@ import {
     removeAdminStatus, 
     deleteUser 
 } from "@/ui/main-axios.ts";
-import {useTranslation} from "react-i18next";
 
 function getCookie(name: string) {
     return document.cookie.split('; ').reduce((r, v) => {
@@ -41,7 +40,6 @@ interface AdminSettingsProps {
 
 export function AdminSettings({isTopbarOpen = true}: AdminSettingsProps): React.ReactElement {
     const {state: sidebarState} = useSidebar();
-    const {t} = useTranslation();
 
     const [allowRegistration, setAllowRegistration] = React.useState(true);
     const [regLoading, setRegLoading] = React.useState(false);
@@ -137,7 +135,7 @@ export function AdminSettings({isTopbarOpen = true}: AdminSettingsProps): React.
             await updateOIDCConfig(oidcConfig);
             setOidcSuccess("OIDC configuration updated successfully!");
         } catch (err: any) {
-            setOidcError(err?.response?.data?.error || t('interface.failedToUpdateOidcConfig'));
+            setOidcError(err?.response?.data?.error || "Failed to update OIDC configuration");
         } finally {
             setOidcLoading(false);
         }
@@ -160,7 +158,7 @@ export function AdminSettings({isTopbarOpen = true}: AdminSettingsProps): React.
             setNewAdminUsername("");
             fetchUsers();
         } catch (err: any) {
-            setMakeAdminError(err?.response?.data?.error || t('interface.failedToMakeUserAdmin'));
+            setMakeAdminError(err?.response?.data?.error || "Failed to make user admin");
         } finally {
             setMakeAdminLoading(false);
         }
@@ -202,7 +200,7 @@ export function AdminSettings({isTopbarOpen = true}: AdminSettingsProps): React.
              className="bg-[#18181b] text-white rounded-lg border-2 border-[#303032] overflow-hidden">
             <div className="h-full w-full flex flex-col">
                 <div className="flex items-center justify-between px-3 pt-2 pb-2">
-                    <h1 className="font-bold text-lg">{t('admin.title')}</h1>
+                    <h1 className="font-bold text-lg">Admin Settings</h1>
                 </div>
                 <Separator className="p-0.25 w-full"/>
 
@@ -211,98 +209,99 @@ export function AdminSettings({isTopbarOpen = true}: AdminSettingsProps): React.
                         <TabsList className="mb-4 bg-[#18181b] border-2 border-[#303032]">
                             <TabsTrigger value="registration" className="flex items-center gap-2">
                                 <Users className="h-4 w-4"/>
-                                {t('common.settings')}
+                                General
                             </TabsTrigger>
                             <TabsTrigger value="oidc" className="flex items-center gap-2">
                                 <Shield className="h-4 w-4"/>
-                                {t('admin.oidcSettings')}
+                                OIDC
                             </TabsTrigger>
                             <TabsTrigger value="users" className="flex items-center gap-2">
                                 <Users className="h-4 w-4"/>
-                                {t('admin.users')}
+                                Users
                             </TabsTrigger>
                             <TabsTrigger value="admins" className="flex items-center gap-2">
                                 <Shield className="h-4 w-4"/>
-                                {t('nav.admin')}
+                                Admins
                             </TabsTrigger>
                         </TabsList>
 
                         <TabsContent value="registration" className="space-y-6">
                             <div className="space-y-4">
-                                <h3 className="text-lg font-semibold">{t('admin.userManagement')}</h3>
+                                <h3 className="text-lg font-semibold">User Registration</h3>
                                 <label className="flex items-center gap-2">
                                     <Checkbox checked={allowRegistration} onCheckedChange={handleToggleRegistration}
                                               disabled={regLoading}/>
-                                    {t('admin.allowRegistration')}
+                                    Allow new account registration
                                 </label>
                             </div>
                         </TabsContent>
 
                         <TabsContent value="oidc" className="space-y-6">
                             <div className="space-y-4">
-                                <h3 className="text-lg font-semibold">{t('admin.externalAuthentication')}</h3>
-                                <p className="text-sm text-muted-foreground">{t('admin.configureExternalProvider')}</p>
+                                <h3 className="text-lg font-semibold">External Authentication (OIDC)</h3>
+                                <p className="text-sm text-muted-foreground">Configure external identity provider for
+                                    OIDC/OAuth2 authentication.</p>
 
                                 {oidcError && (
                                     <Alert variant="destructive">
-                                        <AlertTitle>{t('common.error')}</AlertTitle>
+                                        <AlertTitle>Error</AlertTitle>
                                         <AlertDescription>{oidcError}</AlertDescription>
                                     </Alert>
                                 )}
 
                                 <form onSubmit={handleOIDCConfigSubmit} className="space-y-4">
                                     <div className="space-y-2">
-                                        <Label htmlFor="client_id">{t('admin.clientId')}</Label>
+                                        <Label htmlFor="client_id">Client ID</Label>
                                         <Input id="client_id" value={oidcConfig.client_id}
                                                onChange={(e) => handleOIDCConfigChange('client_id', e.target.value)}
-                                               placeholder={t('placeholders.clientId')} required/>
+                                               placeholder="your-client-id" required/>
                                     </div>
                                     <div className="space-y-2">
-                                        <Label htmlFor="client_secret">{t('admin.clientSecret')}</Label>
+                                        <Label htmlFor="client_secret">Client Secret</Label>
                                         <Input id="client_secret" type="password" value={oidcConfig.client_secret}
                                                onChange={(e) => handleOIDCConfigChange('client_secret', e.target.value)}
-                                               placeholder={t('placeholders.clientSecret')} required/>
+                                               placeholder="your-client-secret" required/>
                                     </div>
                                     <div className="space-y-2">
-                                        <Label htmlFor="authorization_url">{t('admin.authorizationUrl')}</Label>
+                                        <Label htmlFor="authorization_url">Authorization URL</Label>
                                         <Input id="authorization_url" value={oidcConfig.authorization_url}
                                                onChange={(e) => handleOIDCConfigChange('authorization_url', e.target.value)}
-                                               placeholder={t('placeholders.authUrl')}
+                                               placeholder="https://your-provider.com/application/o/authorize/"
                                                required/>
                                     </div>
                                     <div className="space-y-2">
-                                        <Label htmlFor="issuer_url">{t('admin.issuerUrl')}</Label>
+                                        <Label htmlFor="issuer_url">Issuer URL</Label>
                                         <Input id="issuer_url" value={oidcConfig.issuer_url}
                                                onChange={(e) => handleOIDCConfigChange('issuer_url', e.target.value)}
-                                               placeholder={t('placeholders.redirectUrl')} required/>
+                                               placeholder="https://your-provider.com/application/o/termix/" required/>
                                     </div>
                                     <div className="space-y-2">
-                                        <Label htmlFor="token_url">{t('admin.tokenUrl')}</Label>
+                                        <Label htmlFor="token_url">Token URL</Label>
                                         <Input id="token_url" value={oidcConfig.token_url}
                                                onChange={(e) => handleOIDCConfigChange('token_url', e.target.value)}
-                                               placeholder={t('placeholders.tokenUrl')} required/>
+                                               placeholder="https://your-provider.com/application/o/token/" required/>
                                     </div>
                                     <div className="space-y-2">
-                                        <Label htmlFor="identifier_path">{t('admin.userIdentifierPath')}</Label>
+                                        <Label htmlFor="identifier_path">User Identifier Path</Label>
                                         <Input id="identifier_path" value={oidcConfig.identifier_path}
                                                onChange={(e) => handleOIDCConfigChange('identifier_path', e.target.value)}
-                                               placeholder={t('placeholders.userIdField')} required/>
+                                               placeholder="sub" required/>
                                     </div>
                                     <div className="space-y-2">
-                                        <Label htmlFor="name_path">{t('admin.displayNamePath')}</Label>
+                                        <Label htmlFor="name_path">Display Name Path</Label>
                                         <Input id="name_path" value={oidcConfig.name_path}
                                                onChange={(e) => handleOIDCConfigChange('name_path', e.target.value)}
-                                               placeholder={t('placeholders.usernameField')} required/>
+                                               placeholder="name" required/>
                                     </div>
                                     <div className="space-y-2">
-                                        <Label htmlFor="scopes">{t('admin.scopes')}</Label>
+                                        <Label htmlFor="scopes">Scopes</Label>
                                         <Input id="scopes" value={oidcConfig.scopes}
                                                onChange={(e) => handleOIDCConfigChange('scopes', (e.target as HTMLInputElement).value)}
-                                               placeholder={t('placeholders.scopes')} required/>
+                                               placeholder="openid email profile" required/>
                                     </div>
                                     <div className="flex gap-2 pt-2">
                                         <Button type="submit" className="flex-1"
-                                                disabled={oidcLoading}>{oidcLoading ? t('admin.saving') : t('admin.saveConfiguration')}</Button>
+                                                disabled={oidcLoading}>{oidcLoading ? "Saving..." : "Save Configuration"}</Button>
                                         <Button type="button" variant="outline" onClick={() => setOidcConfig({
                                             client_id: '',
                                             client_secret: '',
@@ -312,12 +311,12 @@ export function AdminSettings({isTopbarOpen = true}: AdminSettingsProps): React.
                                             identifier_path: 'sub',
                                             name_path: 'name',
                                             scopes: 'openid email profile'
-                                        })}>{t('admin.reset')}</Button>
+                                        })}>Reset</Button>
                                     </div>
 
                                     {oidcSuccess && (
                                         <Alert>
-                                            <AlertTitle>{t('admin.success')}</AlertTitle>
+                                            <AlertTitle>Success</AlertTitle>
                                             <AlertDescription>{oidcSuccess}</AlertDescription>
                                         </Alert>
                                     )}
@@ -328,20 +327,20 @@ export function AdminSettings({isTopbarOpen = true}: AdminSettingsProps): React.
                         <TabsContent value="users" className="space-y-6">
                             <div className="space-y-4">
                                 <div className="flex items-center justify-between">
-                                    <h3 className="text-lg font-semibold">{t('admin.userManagement')}</h3>
+                                    <h3 className="text-lg font-semibold">User Management</h3>
                                     <Button onClick={fetchUsers} disabled={usersLoading} variant="outline"
-                                            size="sm">{usersLoading ? t('admin.loading') : t('admin.refresh')}</Button>
+                                            size="sm">{usersLoading ? "Loading..." : "Refresh"}</Button>
                                 </div>
                                 {usersLoading ? (
-                                    <div className="text-center py-8 text-muted-foreground">{t('admin.loadingUsers')}</div>
+                                    <div className="text-center py-8 text-muted-foreground">Loading users...</div>
                                 ) : (
                                     <div className="border rounded-md overflow-hidden">
                                         <Table>
                                             <TableHeader>
                                                 <TableRow>
-                                                    <TableHead className="px-4">{t('admin.username')}</TableHead>
-                                                    <TableHead className="px-4">{t('admin.type')}</TableHead>
-                                                    <TableHead className="px-4">{t('admin.actions')}</TableHead>
+                                                    <TableHead className="px-4">Username</TableHead>
+                                                    <TableHead className="px-4">Type</TableHead>
+                                                    <TableHead className="px-4">Actions</TableHead>
                                                 </TableRow>
                                             </TableHeader>
                                             <TableBody>
@@ -351,11 +350,11 @@ export function AdminSettings({isTopbarOpen = true}: AdminSettingsProps): React.
                                                             {user.username}
                                                             {user.is_admin && (
                                                                 <span
-                                                                    className="ml-2 inline-flex items-center px-2 py-1 rounded-full text-xs font-medium bg-muted/50 text-muted-foreground border border-border">{t('admin.adminBadge')}</span>
+                                                                    className="ml-2 inline-flex items-center px-2 py-1 rounded-full text-xs font-medium bg-muted/50 text-muted-foreground border border-border">Admin</span>
                                                             )}
                                                         </TableCell>
                                                         <TableCell
-                                                            className="px-4">{user.is_oidc ? t('admin.external') : t('admin.local')}</TableCell>
+                                                            className="px-4">{user.is_oidc ? "External" : "Local"}</TableCell>
                                                         <TableCell className="px-4">
                                                             <Button variant="ghost" size="sm"
                                                                     onClick={() => deleteUser(user.username)}
@@ -375,29 +374,29 @@ export function AdminSettings({isTopbarOpen = true}: AdminSettingsProps): React.
 
                         <TabsContent value="admins" className="space-y-6">
                             <div className="space-y-6">
-                                <h3 className="text-lg font-semibold">{t('admin.adminManagement')}</h3>
+                                <h3 className="text-lg font-semibold">Admin Management</h3>
                                 <div className="space-y-4 p-6 border rounded-md bg-muted/50">
-                                    <h4 className="font-medium">{t('admin.makeUserAdmin')}</h4>
+                                    <h4 className="font-medium">Make User Admin</h4>
                                     <form onSubmit={makeUserAdmin} className="space-y-4">
                                         <div className="space-y-2">
-                                            <Label htmlFor="new-admin-username">{t('admin.username')}</Label>
+                                            <Label htmlFor="new-admin-username">Username</Label>
                                             <div className="flex gap-2">
                                                 <Input id="new-admin-username" value={newAdminUsername}
                                                        onChange={(e) => setNewAdminUsername(e.target.value)}
-                                                       placeholder={t('placeholders.enterUsername')} required/>
+                                                       placeholder="Enter username to make admin" required/>
                                                 <Button type="submit"
-                                                        disabled={makeAdminLoading || !newAdminUsername.trim()}>{makeAdminLoading ? t('admin.adding') : t('admin.makeAdmin')}</Button>
+                                                        disabled={makeAdminLoading || !newAdminUsername.trim()}>{makeAdminLoading ? "Adding..." : "Make Admin"}</Button>
                                             </div>
                                         </div>
                                         {makeAdminError && (
                                             <Alert variant="destructive">
-                                                <AlertTitle>{t('common.error')}</AlertTitle>
+                                                <AlertTitle>Error</AlertTitle>
                                                 <AlertDescription>{makeAdminError}</AlertDescription>
                                             </Alert>
                                         )}
                                         {makeAdminSuccess && (
                                             <Alert>
-                                                <AlertTitle>{t('admin.success')}</AlertTitle>
+                                                <AlertTitle>Success</AlertTitle>
                                                 <AlertDescription>{makeAdminSuccess}</AlertDescription>
                                             </Alert>
                                         )}
@@ -405,14 +404,14 @@ export function AdminSettings({isTopbarOpen = true}: AdminSettingsProps): React.
                                 </div>
 
                                 <div className="space-y-4">
-                                    <h4 className="font-medium">{t('admin.currentAdmins')}</h4>
+                                    <h4 className="font-medium">Current Admins</h4>
                                     <div className="border rounded-md overflow-hidden">
                                         <Table>
                                             <TableHeader>
                                                 <TableRow>
-                                                    <TableHead className="px-4">{t('admin.username')}</TableHead>
-                                                    <TableHead className="px-4">{t('admin.type')}</TableHead>
-                                                    <TableHead className="px-4">{t('admin.actions')}</TableHead>
+                                                    <TableHead className="px-4">Username</TableHead>
+                                                    <TableHead className="px-4">Type</TableHead>
+                                                    <TableHead className="px-4">Actions</TableHead>
                                                 </TableRow>
                                             </TableHeader>
                                             <TableBody>
@@ -424,13 +423,13 @@ export function AdminSettings({isTopbarOpen = true}: AdminSettingsProps): React.
                                                                 className="ml-2 inline-flex items-center px-2 py-1 rounded-full text-xs font-medium bg-muted/50 text-muted-foreground border border-border">Admin</span>
                                                         </TableCell>
                                                         <TableCell
-                                                            className="px-4">{admin.is_oidc ? t('admin.external') : t('admin.local')}</TableCell>
+                                                            className="px-4">{admin.is_oidc ? "External" : "Local"}</TableCell>
                                                         <TableCell className="px-4">
                                                             <Button variant="ghost" size="sm"
                                                                     onClick={() => removeAdminStatus(admin.username)}
                                                                     className="text-orange-600 hover:text-orange-700 hover:bg-orange-50">
                                                                 <Shield className="h-4 w-4"/>
-                                                                {t('admin.removeAdminButton')}
+                                                                Remove Admin
                                                             </Button>
                                                         </TableCell>
                                                     </TableRow>
diff --git a/src/ui/Navigation/LeftSidebar.tsx b/src/ui/Navigation/LeftSidebar.tsx
index 06491099..9ddcec72 100644
--- a/src/ui/Navigation/LeftSidebar.tsx
+++ b/src/ui/Navigation/LeftSidebar.tsx
@@ -1,5 +1,4 @@
 import React, {useState} from 'react';
-import {useTranslation} from 'react-i18next';
 import {
     Computer,
     Server,
@@ -113,7 +112,6 @@ export function LeftSidebar({
                                 username,
                                 children,
                             }: SidebarProps): React.ReactElement {
-    const {t} = useTranslation();
     const [adminSheetOpen, setAdminSheetOpen] = React.useState(false);
 
     const [deleteAccountOpen, setDeleteAccountOpen] = React.useState(false);
@@ -142,7 +140,7 @@ export function LeftSidebar({
     const sshManagerTab = tabList.find((t) => t.type === 'ssh_manager');
     const openSshManagerTab = () => {
         if (sshManagerTab || isSplitScreenActive) return;
-        const id = addTab({type: 'ssh_manager', title: t('hosts.title')} as any);
+        const id = addTab({type: 'ssh_manager', title: 'SSH Manager'} as any);
         setCurrentTab(id);
     };
     const adminTab = tabList.find((t) => t.type === 'admin');
@@ -152,7 +150,7 @@ export function LeftSidebar({
             setCurrentTab(adminTab.id);
             return;
         }
-        const id = addTab({type: 'admin', title: t('nav.admin')} as any);
+        const id = addTab({type: 'admin', title: 'Admin'} as any);
         setCurrentTab(id);
     };
 
@@ -234,7 +232,7 @@ export function LeftSidebar({
                 }, 50);
             }
         } catch (err: any) {
-            setHostsError(t('leftSidebar.failedToLoadHosts'));
+            setHostsError('Failed to load hosts');
         }
     }, []);
 
@@ -277,7 +275,7 @@ export function LeftSidebar({
     const hostsByFolder = React.useMemo(() => {
         const map: Record<string, SSHHost[]> = {};
         filteredHosts.forEach(h => {
-            const folder = h.folder && h.folder.trim() ? h.folder : t('leftSidebar.noFolder');
+            const folder = h.folder && h.folder.trim() ? h.folder : 'No Folder';
             if (!map[folder]) map[folder] = [];
             map[folder].push(h);
         });
@@ -287,8 +285,8 @@ export function LeftSidebar({
     const sortedFolders = React.useMemo(() => {
         const folders = Object.keys(hostsByFolder);
         folders.sort((a, b) => {
-            if (a === t('leftSidebar.noFolder')) return -1;
-            if (b === t('leftSidebar.noFolder')) return 1;
+            if (a === 'No Folder') return -1;
+            if (b === 'No Folder') return 1;
             return a.localeCompare(b);
         });
         return folders;
@@ -306,7 +304,7 @@ export function LeftSidebar({
         setDeleteError(null);
 
         if (!deletePassword.trim()) {
-            setDeleteError(t('leftSidebar.passwordRequired'));
+            setDeleteError("Password is required");
             setDeleteLoading(false);
             return;
         }
@@ -317,7 +315,7 @@ export function LeftSidebar({
 
             handleLogout();
         } catch (err: any) {
-            setDeleteError(err?.response?.data?.error || t('leftSidebar.failedToDeleteAccount'));
+            setDeleteError(err?.response?.data?.error || "Failed to delete account");
             setDeleteLoading(false);
         }
     };
@@ -372,18 +370,18 @@ export function LeftSidebar({
         const jwt = getCookie("jwt");
         try {
             await makeUserAdmin(newAdminUsername.trim());
-            setMakeAdminSuccess(t('leftSidebar.userIsNowAdmin', {username: newAdminUsername}));
+            setMakeAdminSuccess(`User ${newAdminUsername} is now an admin`);
             setNewAdminUsername("");
             fetchUsers();
         } catch (err: any) {
-            setMakeAdminError(err?.response?.data?.error || t('leftSidebar.failedToMakeUserAdmin'));
+            setMakeAdminError(err?.response?.data?.error || "Failed to make user admin");
         } finally {
             setMakeAdminLoading(false);
         }
     };
 
     const removeAdminStatus = async (username: string) => {
-        if (!confirm(t('leftSidebar.removeAdminConfirm', {username}))) return;
+        if (!confirm(`Are you sure you want to remove admin status from ${username}?`)) return;
 
         if (!isAdmin) {
             return;
@@ -398,7 +396,7 @@ export function LeftSidebar({
     };
 
     const deleteUser = async (username: string) => {
-        if (!confirm(t('leftSidebar.deleteUserConfirm', {username}))) return;
+        if (!confirm(`Are you sure you want to delete user ${username}? This action cannot be undone.`)) return;
 
         if (!isAdmin) {
             return;
@@ -433,9 +431,9 @@ export function LeftSidebar({
                         <SidebarGroup className="!m-0 !p-0 !-mb-2">
                             <Button className="m-2 flex flex-row font-semibold border-2 !border-[#303032]" variant="outline"
                                     onClick={openSshManagerTab} disabled={!!sshManagerTab || isSplitScreenActive}
-                                    title={sshManagerTab ? t('interface.sshManagerAlreadyOpen') : isSplitScreenActive ? t('interface.disabledDuringSplitScreen') : undefined}>
+                                    title={sshManagerTab ? 'SSH Manager already open' : isSplitScreenActive ? 'Disabled during split screen' : undefined}>
                                 <HardDrive strokeWidth="2.5"/>
-                                {t('nav.hostManager')}
+                                Host Manager
                             </Button>
                         </SidebarGroup>
                         <Separator className="p-0.25"/>
@@ -444,7 +442,7 @@ export function LeftSidebar({
                                 <Input
                                     value={search}
                                     onChange={e => setSearch(e.target.value)}
-                                    placeholder={t('placeholders.searchHostsAny')}
+                                    placeholder="Search hosts by any info..."
                                     className="w-full h-8 text-sm border-2 !bg-[#222225] border-[#303032] rounded-md"
                                     autoComplete="off"
                                 />
@@ -462,7 +460,7 @@ export function LeftSidebar({
                             {hostsLoading && (
                                 <div className="px-4 pb-2">
                                     <div className="text-xs text-muted-foreground text-center">
-                                        {t('common.loading')}
+                                        Loading hosts...
                                     </div>
                                 </div>
                             )}
@@ -489,7 +487,7 @@ export function LeftSidebar({
                                             style={{width: '100%'}}
                                             disabled={disabled}
                                         >
-                                            <User2/> {username ? username : t('common.logout')}
+                                            <User2/> {username ? username : 'Signed out'}
                                             <ChevronUp className="ml-auto"/>
                                         </SidebarMenuButton>
                                     </DropdownMenuTrigger>
@@ -508,10 +506,10 @@ export function LeftSidebar({
                                                     setCurrentTab(profileTab.id);
                                                     return;
                                                 }
-                                                const id = addTab({type: 'profile', title: t('common.profile')} as any);
+                                                const id = addTab({type: 'profile', title: 'Profile'} as any);
                                                 setCurrentTab(id);
                                             }}>
-                                            <span>{t('common.profile')}</span>
+                                            <span>Profile & Security</span>
                                         </DropdownMenuItem>
                                         {isAdmin && (
                                             <DropdownMenuItem
@@ -519,13 +517,13 @@ export function LeftSidebar({
                                                 onClick={() => {
                                                     if (isAdmin) openAdminTab();
                                                 }}>
-                                                <span>{t('admin.title')}</span>
+                                                <span>Admin Settings</span>
                                             </DropdownMenuItem>
                                         )}
                                         <DropdownMenuItem
                                             className="rounded px-2 py-1.5 hover:bg-white/15 hover:text-accent-foreground focus:bg-white/20 focus:text-accent-foreground cursor-pointer focus:outline-none"
                                             onClick={handleLogout}>
-                                            <span>{t('common.logout')}</span>
+                                            <span>Sign out</span>
                                         </DropdownMenuItem>
                                         <DropdownMenuItem
                                             className="rounded px-2 py-1.5 hover:bg-white/15 hover:text-accent-foreground focus:bg-white/20 focus:text-accent-foreground cursor-pointer focus:outline-none"
@@ -534,7 +532,7 @@ export function LeftSidebar({
                                         >
                                             <span
                                                 className={isAdmin && adminCount <= 1 ? "text-muted-foreground" : "text-red-400"}>
-                                                {t('admin.deleteUser')}
+                                                Delete Account
                                                 {isAdmin && adminCount <= 1 && " (Last Admin)"}
                                             </span>
                                         </DropdownMenuItem>
@@ -588,7 +586,7 @@ export function LeftSidebar({
                         onClick={(e) => e.stopPropagation()}
                     >
                         <div className="flex items-center justify-between p-4 border-b border-[#303032]">
-                            <h2 className="text-lg font-semibold text-white">{t('leftSidebar.deleteAccount')}</h2>
+                            <h2 className="text-lg font-semibold text-white">Delete Account</h2>
                             <Button
                                 variant="outline"
                                 size="sm"
@@ -598,7 +596,7 @@ export function LeftSidebar({
                                     setDeleteError(null);
                                 }}
                                 className="h-8 w-8 p-0 hover:bg-red-500 hover:text-white transition-colors flex items-center justify-center"
-                                title={t('leftSidebar.closeDeleteAccount')}
+                                title="Close Delete Account"
                             >
                                 <span className="text-lg font-bold leading-none">×</span>
                             </Button>
@@ -607,19 +605,22 @@ export function LeftSidebar({
                         <div className="flex-1 overflow-y-auto p-4">
                             <div className="space-y-4">
                                 <div className="text-sm text-gray-300">
-                                    {t('leftSidebar.deleteAccountWarning')}
+                                    This action cannot be undone. This will permanently delete your account and all
+                                    associated data.
                                 </div>
 
                                 <Alert variant="destructive">
-                                    <AlertTitle>{t('common.warning')}</AlertTitle>
+                                    <AlertTitle>Warning</AlertTitle>
                                     <AlertDescription>
-                                        {t('leftSidebar.deleteAccountWarningDetails')}
+                                        Deleting your account will remove all your data including SSH hosts,
+                                        configurations, and settings.
+                                        This action is irreversible.
                                     </AlertDescription>
                                 </Alert>
 
                                 {deleteError && (
                                     <Alert variant="destructive">
-                                        <AlertTitle>{t('common.error')}</AlertTitle>
+                                        <AlertTitle>Error</AlertTitle>
                                         <AlertDescription>{deleteError}</AlertDescription>
                                     </Alert>
                                 )}
@@ -627,21 +628,23 @@ export function LeftSidebar({
                                 <form onSubmit={handleDeleteAccount} className="space-y-4">
                                     {isAdmin && adminCount <= 1 && (
                                         <Alert variant="destructive">
-                                            <AlertTitle>{t('leftSidebar.cannotDeleteAccount')}</AlertTitle>
+                                            <AlertTitle>Cannot Delete Account</AlertTitle>
                                             <AlertDescription>
-                                                {t('leftSidebar.lastAdminWarning')}
+                                                You are the last admin user. You cannot delete your account as this
+                                                would leave the system without any administrators.
+                                                Please make another user an admin first, or contact system support.
                                             </AlertDescription>
                                         </Alert>
                                     )}
 
                                     <div className="space-y-2">
-                                        <Label htmlFor="delete-password">{t('leftSidebar.confirmPassword')}</Label>
+                                        <Label htmlFor="delete-password">Confirm Password</Label>
                                         <Input
                                             id="delete-password"
                                             type="password"
                                             value={deletePassword}
                                             onChange={(e) => setDeletePassword(e.target.value)}
-                                            placeholder={t('placeholders.confirmPassword')}
+                                            placeholder="Enter your password to confirm"
                                             required
                                             disabled={isAdmin && adminCount <= 1}
                                         />
@@ -654,7 +657,7 @@ export function LeftSidebar({
                                             className="flex-1"
                                             disabled={deleteLoading || !deletePassword.trim() || (isAdmin && adminCount <= 1)}
                                         >
-                                            {deleteLoading ? t('leftSidebar.deleting') : t('leftSidebar.deleteAccount')}
+                                            {deleteLoading ? "Deleting..." : "Delete Account"}
                                         </Button>
                                         <Button
                                             type="button"
@@ -665,7 +668,7 @@ export function LeftSidebar({
                                                 setDeleteError(null);
                                             }}
                                         >
-                                            {t('leftSidebar.cancel')}
+                                            Cancel
                                         </Button>
                                     </div>
                                 </form>
diff --git a/src/ui/main-axios.ts b/src/ui/main-axios.ts
index 99627071..6fa29322 100644
--- a/src/ui/main-axios.ts
+++ b/src/ui/main-axios.ts
@@ -143,6 +143,7 @@ interface UserInfo {
     id: string;
     username: string;
     is_admin: boolean;
+    is_oidc: boolean;
 }
 
 interface UserCount {
@@ -897,7 +898,7 @@ export async function setupTOTP(): Promise<{ secret: string; qr_code: string }>
         const response = await authApi.post('/users/totp/setup');
         return response.data;
     } catch (error) {
-        handleApiError(error as AxiosError);
+        handleApiError(error as AxiosError, 'setup TOTP');
         throw error;
     }
 }
@@ -907,7 +908,7 @@ export async function enableTOTP(totp_code: string): Promise<{ message: string;
         const response = await authApi.post('/users/totp/enable', { totp_code });
         return response.data;
     } catch (error) {
-        handleApiError(error as AxiosError);
+        handleApiError(error as AxiosError, 'enable TOTP');
         throw error;
     }
 }
@@ -917,7 +918,7 @@ export async function disableTOTP(password?: string, totp_code?: string): Promis
         const response = await authApi.post('/users/totp/disable', { password, totp_code });
         return response.data;
     } catch (error) {
-        handleApiError(error as AxiosError);
+        handleApiError(error as AxiosError, 'disable TOTP');
         throw error;
     }
 }
@@ -927,7 +928,7 @@ export async function verifyTOTPLogin(temp_token: string, totp_code: string): Pr
         const response = await authApi.post('/users/totp/verify-login', { temp_token, totp_code });
         return response.data;
     } catch (error) {
-        handleApiError(error as AxiosError);
+        handleApiError(error as AxiosError, 'verify TOTP login');
         throw error;
     }
 }
@@ -937,7 +938,7 @@ export async function generateBackupCodes(password?: string, totp_code?: string)
         const response = await authApi.post('/users/totp/backup-codes', { password, totp_code });
         return response.data;
     } catch (error) {
-        handleApiError(error as AxiosError);
+        handleApiError(error as AxiosError, 'generate backup codes');
         throw error;
     }
 }