@echo off
echo.
echo ==========================================
echo Chrome Version Lock Tool
echo ==========================================
echo.
echo This will lock Chrome version to prevent auto-updates
echo.

REM 1. Stop Chrome processes
echo Stopping Chrome processes...
taskkill /f /im chrome.exe >nul 2>&1
timeout /t 2 /nobreak >nul

REM 2. Stop Google Update services
echo Stopping Google Update services...
sc stop gupdate >nul 2>&1
sc stop gupdatem >nul 2>&1
sc stop GoogleChromeElevationService >nul 2>&1

REM 3. Disable Google Update services
echo Disabling Google Update services...
sc config gupdate start= disabled >nul 2>&1
sc config gupdatem start= disabled >nul 2>&1

REM 4. Delete scheduled tasks
echo Removing update scheduled tasks...
schtasks /delete /tn "GoogleUpdateTaskMachineCore" /f >nul 2>&1
schtasks /delete /tn "GoogleUpdateTaskMachineUA" /f >nul 2>&1

REM 5. Registry settings to disable updates
echo Configuring registry to disable updates...
reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Update" /v "AutoUpdateCheckPeriodMinutes" /t REG_DWORD /d 0 /f >nul 2>&1
reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Update" /v "UpdateDefault" /t REG_DWORD /d 0 /f >nul 2>&1
reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Update" /v "DisableAutoUpdateChecksCheckboxValue" /t REG_DWORD /d 1 /f >nul 2>&1
reg add "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Update" /v "Update{8A69D345-D564-463C-AFF1-A69D9E530F96}" /t REG_DWORD /d 0 /f >nul 2>&1

REM 6. User-level registry settings
reg add "HKEY_CURRENT_USER\SOFTWARE\Policies\Google\Update" /v "AutoUpdateCheckPeriodMinutes" /t REG_DWORD /d 0 /f >nul 2>&1
reg add "HKEY_CURRENT_USER\SOFTWARE\Policies\Google\Update" /v "UpdateDefault" /t REG_DWORD /d 0 /f >nul 2>&1

REM 7. Rename Google Update executable (backup method)
echo Disabling Google Update executable...
if exist "C:\Program Files\Google\Update\GoogleUpdate.exe" (
    ren "C:\Program Files\Google\Update\GoogleUpdate.exe" "GoogleUpdate.exe.disabled" >nul 2>&1
)
if exist "C:\Program Files (x86)\Google\Update\GoogleUpdate.exe" (
    ren "C:\Program Files (x86)\Google\Update\GoogleUpdate.exe" "GoogleUpdate.exe.disabled" >nul 2>&1
)

REM 8. Block update URLs in hosts file (optional but effective)
echo Blocking update URLs...
echo. >> C:\Windows\System32\drivers\etc\hosts
echo # Block Google Chrome Updates >> C:\Windows\System32\drivers\etc\hosts
echo 127.0.0.1 update.googleapis.com >> C:\Windows\System32\drivers\etc\hosts
echo 127.0.0.1 clients2.google.com >> C:\Windows\System32\drivers\etc\hosts
echo 127.0.0.1 clients4.google.com >> C:\Windows\System32\drivers\etc\hosts

echo.
echo ==========================================
echo Chrome version has been locked!
echo.
echo What was done:
echo   - Stopped Google Update services
echo   - Disabled automatic updates via registry
echo   - Removed update scheduled tasks
echo   - Disabled GoogleUpdate.exe
echo   - Blocked update URLs
echo.
echo Chrome will no longer auto-update!
echo ==========================================
echo.
pause