diff --git a/farmq-install-en.ps1 b/farmq-install-en.ps1
index 997a45c..79583fa 100644
--- a/farmq-install-en.ps1
+++ b/farmq-install-en.ps1
@@ -110,22 +110,14 @@ function Install-Tailscale {
     }
     
     Write-Info "Installing Tailscale for Windows..."
-    
-    # Get latest Tailscale version
-    try {
-        Write-Status "Getting latest Tailscale version..."
-        $latestRelease = Invoke-RestMethod -Uri "https://api.github.com/repos/tailscale/tailscale/releases/latest" -UseBasicParsing
-        $version = $latestRelease.tag_name.TrimStart('v')
-        Write-Info "Latest version: $version"
-    }
-    catch {
-        Write-Warning "Failed to get latest version, using fallback"
-        $version = "1.86.2"
-    }
-    
-    # Temporary download path
-    $tempPath = "$env:TEMP\tailscale-setup-$version.exe"
-    $downloadUrl = "https://pkgs.tailscale.com/stable/tailscale-setup-$version.exe"
+
+    # Always use the 'latest' installer from the official stable channel.
+    # NOTE: GitHub's "latest release" tag and pkgs.tailscale.com/stable can be out
+    # of sync (e.g. GitHub reports 1.98.3 while stable already serves 1.98.4), so
+    # building a versioned URL such as tailscale-setup-<version>.exe results in a
+    # 404. The 'latest' alias always exists, so we use it directly.
+    $downloadUrl = "https://pkgs.tailscale.com/stable/tailscale-setup-latest.exe"
+    $tempPath = "$env:TEMP\tailscale-setup-latest.exe"
     
     try {
         Write-Status "Downloading Tailscale from: $downloadUrl"
diff --git a/farmq-install.ps1 b/farmq-install.ps1
index beeaca4..7f5b232 100644
--- a/farmq-install.ps1
+++ b/farmq-install.ps1
@@ -116,22 +116,14 @@ function Install-Tailscale {
     }
     
     Write-Info "Windows용 Tailscale 설치 중..."
-    
-    # 최신 Tailscale 버전 확인
-    try {
-        Write-Status "최신 Tailscale 버전 확인 중..."
-        $latestRelease = Invoke-RestMethod -Uri "https://api.github.com/repos/tailscale/tailscale/releases/latest" -UseBasicParsing
-        $version = $latestRelease.tag_name.TrimStart('v')
-        Write-Info "최신 버전: $version"
-    }
-    catch {
-        Write-Warning "최신 버전 확인 실패, 기본 버전 사용"
-        $version = "1.86.2"
-    }
-    
-    # 임시 다운로드 경로
-    $tempPath = "$env:TEMP\tailscale-setup-$version.exe"
-    $downloadUrl = "https://pkgs.tailscale.com/stable/tailscale-setup-$version.exe"
+
+    # 공식 stable 채널의 'latest' 설치 파일을 항상 사용한다.
+    # 주의: GitHub "최신 릴리스" 태그와 pkgs.tailscale.com/stable 채널 버전이
+    # 어긋날 수 있다(예: GitHub=1.98.3 인데 stable=1.98.4). 그래서
+    # tailscale-setup-<버전>.exe 식으로 URL을 조립하면 404가 난다.
+    # 'latest' 별칭은 항상 존재하므로 이걸 직접 사용한다.
+    $downloadUrl = "https://pkgs.tailscale.com/stable/tailscale-setup-latest.exe"
+    $tempPath = "$env:TEMP\tailscale-setup-latest.exe"
     
     try {
         Write-Status "Tailscale 다운로드 중: $downloadUrl"