If you crack Windows Vista activation with StopTimer patched service that stop the countdown timer of the activation grace period, and thus making the time left to activate Windows Vista is always 30 days, the steps in the tutorial guide should be able to permanently (well, sort of as time left is always 30 days or 43200 minutes) activate your Windows Vista, or freeze Windows Vista in an initial state that fooling or tricking Microsoft into thinking that your installation of Windows Vista is just happen, and still in the initial grace period. The trick should work out-of-the-box the first time, but if it fails, or starts counting timer again after Automatic Updates, try the following solution.

  1. You will need the exactly same tools that used to apply StopTimer or TimerStopper, i.e. Re-Arm_Unlimited_Installer_2.0.exe, TimerStop.sys and Vista test crack.exe (download StopTimer.zip or Vista_test_crack.zip).
  2. Uninstall TimerStop process beforehand by right clicking on “Vista test crack.exe” and select “Run as Administrator”, and then click on “Uninstall”.
  3. You should see a “Service uninstalled” confirmation dialog message. Restart computer afterwards.
  4. Install “Re-Arm_Unlimited_Installer_2.0.exe”. Do not restart computer.
  5. Right click on Command Prompt icon, and select “Run as Administrator”, or run “Cmd” command as administrator. If you have problem, you can turn off UAC.
  6. Type “slmgrhack -rearm” in command prompt window. Wait until process completed.
  7. Reboot computer.
  8. After start, go to Command Prompt as administrator again, and type “slmgr.vbs -dlv”. You should notice that the timer starts counting down again.
  9. Right click on “Vista test crack.exe”, and select “Run as Administrator”.
  10. In Vista test crack window, click on “Install” button.
  11. You should see “Service installed” to confirm successful installation.
  12. Exit from all program and reboot computer.
  13. Start command prompt or Cmd as administrator, and type “slmgrhack -rearm”. Wait until the process completed.
  14. Restart computer.
  15. Press Win + R keys, and type “slmgr.vbs -dlv” and press Enter to check the activation countdown timer. If your “Time left to activate” Windows Vista field shows “43200 minutes (30 days)”, your bypass Windows Vista activation has been successful.

Update: Check out TimerLock auto activation crack script to apply TimerStop.sys and TimerStop64.sys v2a.