diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 08f0f065c..09ece5bee 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -328,11 +328,6 @@ jobs:
       DEEPSEEK_GUI_UPDATE_CHANNEL: stable
       RELEASE_CHANNEL: stable
       CSC_IDENTITY_AUTO_DISCOVERY: 'false'
-      KUN_REQUIRE_WINDOWS_SIGNING: '1'
-      WIN_CSC_LINK: ${{ secrets.WIN_CSC_LINK }}
-      WIN_CSC_KEY_PASSWORD: ${{ secrets.WIN_CSC_KEY_PASSWORD }}
-      WIN_CSC_PUBLISHER_NAME: ${{ secrets.WIN_CSC_PUBLISHER_NAME }}
-      WIN_CSC_TIMESTAMP_SERVER: 'http://timestamp.digicert.com'
     steps:
       - name: Check out merge commit
         uses: actions/checkout@v4
@@ -374,19 +369,6 @@ jobs:
       - name: Build Windows installer
         run: npm run dist:win
 
-      - name: Verify Windows code signatures
-        shell: pwsh
-        run: |
-          $installer = @(Get-ChildItem -Path dist -Filter 'Kun-*-win-x64.exe' -File)
-          if ($installer.Count -ne 1) {
-            throw "Expected exactly one Windows installer, found $($installer.Count)."
-          }
-          & powershell -NoProfile -ExecutionPolicy Bypass -File .\scripts\verify-windows-signing.ps1 `
-            -FilePath $installer.FullName, (Join-Path $PWD 'dist\win-unpacked\Kun.exe')
-          if ($LASTEXITCODE -ne 0) {
-            throw "Windows code-signing verification failed with exit code $LASTEXITCODE."
-          }
-
       - name: Smoke Windows installer migration
         shell: pwsh
         run: npm run smoke:windows-installer-migration
diff --git a/electron-builder.config.cjs b/electron-builder.config.cjs
index ca6370d9f..13f5cf8ed 100644
--- a/electron-builder.config.cjs
+++ b/electron-builder.config.cjs
@@ -49,28 +49,6 @@ const hasExplicitMacSigningIdentity = Boolean(
     process.env.MAC_SIGN === '1'
 )
 
-const requireWindowsCodeSigning = process.env.KUN_REQUIRE_WINDOWS_SIGNING === '1'
-const hasWindowsSigningCredential = Boolean(
-  process.env.WIN_CSC_LINK?.trim() ||
-    process.env.CSC_LINK?.trim()
-)
-const windowsPublisherName = (process.env.WIN_CSC_PUBLISHER_NAME || '').trim()
-const windowsTimestampServer = (
-  process.env.WIN_CSC_TIMESTAMP_SERVER || 'http://timestamp.digicert.com'
-).trim() || 'http://timestamp.digicert.com'
-
-if (requireWindowsCodeSigning && !hasWindowsSigningCredential) {
-  throw new Error(
-    'KUN_REQUIRE_WINDOWS_SIGNING=1 requires WIN_CSC_LINK (or CSC_LINK).'
-  )
-}
-
-if (requireWindowsCodeSigning && !windowsPublisherName) {
-  throw new Error(
-    'KUN_REQUIRE_WINDOWS_SIGNING=1 requires WIN_CSC_PUBLISHER_NAME to match the signing certificate subject.'
-  )
-}
-
 const hasNotaryToolCredentials = Boolean(
   process.env.APPLE_API_KEY_ID &&
     process.env.APPLE_API_ISSUER &&
@@ -295,22 +273,6 @@ module.exports = {
     // the desktop render crisp icons at small sizes (#222). Regenerate with:
     // npx --yes png2icons src/asset/img/kun_mac.png build/icon -icowe -bc
     icon: './build/icon.ico',
-    // Release scripts set KUN_REQUIRE_WINDOWS_SIGNING=1. Keep developer and
-    // unsigned CI builds available, but make a release fail before publishing
-    // if the code-signing certificate cannot be used.
-    ...(requireWindowsCodeSigning
-      ? {
-          forceCodeSigning: true,
-          signtoolOptions: {
-            // electron-updater reads publisherName from app-update.yml when it
-            // verifies downloaded installers. The timestamp settings apply to
-            // both modern and legacy Authenticode signatures.
-            publisherName: windowsPublisherName,
-            rfc3161TimeStampServer: windowsTimestampServer,
-            timeStampServer: windowsTimestampServer
-          }
-        }
-      : {}),
     target: [{ target: 'nsis', arch: ['x64'] }]
   },
   nsis: {
diff --git a/scripts/release-win.ps1 b/scripts/release-win.ps1
index 3bc21aba3..b03b06e9a 100644
--- a/scripts/release-win.ps1
+++ b/scripts/release-win.ps1
@@ -51,20 +51,6 @@ function Require-Command([string]$Name) {
   }
 }
 
-function Assert-WindowsSigningConfiguration {
-  $hasCredential = -not [string]::IsNullOrWhiteSpace($env:WIN_CSC_LINK) -or
-    -not [string]::IsNullOrWhiteSpace($env:CSC_LINK)
-  if (-not $hasCredential) {
-    Write-Err 'Windows release signing requires WIN_CSC_LINK (or CSC_LINK).'
-    exit 1
-  }
-
-  if ([string]::IsNullOrWhiteSpace($env:WIN_CSC_PUBLISHER_NAME)) {
-    Write-Err 'Windows release signing requires WIN_CSC_PUBLISHER_NAME to match the signing certificate subject.'
-    exit 1
-  }
-}
-
 function Load-LocalReleaseEnv([string]$RootPath) {
   $configured = [Environment]::GetEnvironmentVariable('KUN_RELEASE_ENV', 'Process')
   if (-not $configured) {
@@ -97,8 +83,6 @@ function Load-LocalReleaseEnv([string]$RootPath) {
 $Root = (Resolve-Path (Join-Path $PSScriptRoot '..')).Path
 Set-Location $Root
 Load-LocalReleaseEnv $Root
-Assert-WindowsSigningConfiguration
-$env:KUN_REQUIRE_WINDOWS_SIGNING = '1'
 
 if ($Stable -and $Frontier) {
   Write-Err 'Use only one of -Stable or -Frontier.'
@@ -227,15 +211,6 @@ if ($installer.Count -ne 1) {
   exit 1
 }
 
-Write-Info 'Verifying Windows code signatures and secure timestamps...'
-try {
-  & (Join-Path $Root 'scripts\verify-windows-signing.ps1') `
-    -FilePath $installer.FullName, (Join-Path $Root 'dist\win-unpacked\Kun.exe')
-} catch {
-  Write-Err "Windows code-signing verification failed: $($_.Exception.Message)"
-  exit 1
-}
-
 Write-Info 'Smoking GUI-bundled Kun terminal command and shared version...'
 & npm run smoke:packaged-cli -- --resources dist/win-unpacked/resources --expected-version $ReleaseVersion
 if ($LASTEXITCODE -ne 0) {