diff --git a/homebrew/termix.rb b/Casks/termix.rb
similarity index 80%
rename from homebrew/termix.rb
rename to Casks/termix.rb
index 9522fa73..6f6d0d86 100644
--- a/homebrew/termix.rb
+++ b/Casks/termix.rb
@@ -1,8 +1,8 @@
 cask "termix" do
-  version "VERSION_PLACEHOLDER"
-  sha256 "CHECKSUM_PLACEHOLDER"
+  version "1.9.0"
+  sha256 "8fedd242b3cae1ebfd0c391a36f1c246a26ecac258b02478ee8dea2f33cd6d96"
 
-  url "https://github.com/Termix-SSH/Termix/releases/download/release-#{version}-tag/termix_macos_universal_#{version}_dmg.dmg"
+  url "https://github.com/Termix-SSH/Termix/releases/download/release-#{version}-tag/termix_macos_universal_dmg.dmg"
   name "Termix"
   desc "Web-based server management platform with SSH terminal, tunneling, and file editing"
   homepage "https://github.com/Termix-SSH/Termix"
diff --git a/README.md b/README.md
index 0e9c10f0..80fc69e9 100644
--- a/README.md
+++ b/README.md
@@ -80,16 +80,16 @@ Supported Devices:
 - Windows (x64/ia32)
   - Portable
   - MSI Installer
-  - Chocolatey Package Manager (coming soon)
+  - Chocolatey Package Manager
 - Linux (x64/ia32)
   - Portable
   - AppImage
   - Deb
-  - Flatpak (coming soon)
+  - Flatpak
 - macOS (x64/ia32 on v12.0+)
-  - Apple App Store (coming soon)
+  - Apple App Store
   - DMG
-  - Homebrew (coming soon)
+  - Homebrew
 - iOS/iPadOS (v15.1+)
   - Apple App Store
   - ISO
diff --git a/src/backend/ssh/terminal.ts b/src/backend/ssh/terminal.ts
index 78c181e7..9b863824 100644
--- a/src/backend/ssh/terminal.ts
+++ b/src/backend/ssh/terminal.ts
@@ -316,7 +316,6 @@ wss.on("connection", async (ws: WebSocket, req) => {
 
   let sshConn: Client | null = null;
   let sshStream: ClientChannel | null = null;
-  let pingInterval: NodeJS.Timeout | null = null;
   let keyboardInteractiveFinish: ((responses: string[]) => void) | null = null;
   let totpPromptSent = false;
   let isKeyboardInteractive = false;
@@ -802,8 +801,6 @@ wss.on("connection", async (ws: WebSocket, req) => {
             );
           });
 
-          setupPingInterval();
-
           if (initialPath && initialPath.trim() !== "") {
             const cdCommand = `cd "${initialPath.replace(/"/g, '\\"')}" && pwd\n`;
             stream.write(cdCommand);
@@ -1279,11 +1276,6 @@ wss.on("connection", async (ws: WebSocket, req) => {
       clearTimeout(timeoutId);
     }
 
-    if (pingInterval) {
-      clearInterval(pingInterval);
-      pingInterval = null;
-    }
-
     if (sshStream) {
       try {
         sshStream.end();
@@ -1320,24 +1312,12 @@ wss.on("connection", async (ws: WebSocket, req) => {
     }, 100);
   }
 
-  function setupPingInterval() {
-    pingInterval = setInterval(() => {
-      if (sshConn && sshStream) {
-        try {
-          sshStream.write("\x00");
-        } catch (e: unknown) {
-          sshLogger.error(
-            "SSH keepalive failed: " +
-              (e instanceof Error ? e.message : "Unknown error"),
-          );
-          cleanupSSH();
-        }
-      } else if (!sshConn || !sshStream) {
-        if (pingInterval) {
-          clearInterval(pingInterval);
-          pingInterval = null;
-        }
-      }
-    }, 30000);
-  }
+  // Note: PTY-level keepalive (writing \x00 to the stream) was removed.
+  // It was causing ^@ characters to appear in terminals with echoctl enabled.
+  // SSH-level keepalive is configured via connectConfig (keepaliveInterval,
+  // keepaliveCountMax, tcpKeepAlive), which handles connection health monitoring
+  // without producing visible output on the terminal.
+  //
+  // See: https://github.com/Termix-SSH/Support/issues/232
+  // See: https://github.com/Termix-SSH/Support/issues/309
 });