1. Click "Notification" to find and enter "All Settings";
2. Find and enter "Update and Security" in all settings;
3. Find the recovery and click "Restart Now" under "Advanced Startup" to restart the computer;
4. Select "Troubleshooting" after restarting;
5. Select "Advanced Options";
6. Select "Start Settings";
7. Click "Restart";
8. Enter "7" when prompted to disable forced signature.