STEP 1
1. Press Windows key + R, when the "run" box appear type:
shutdown.exe /r /o /f /t 00
STEP 2
2. Before it restart, a start up setting screen will appear. Make the following selection:
Troubleshoot — Advanced options — Start Up Settings — Restart
STEP 3
3. Select " Disable driver signature enforcement" after reboot. All driver for windows 7, 8, 8.1, 10, XP, windowns Server 32bit - 64bit. how to install drivers on windows 7 for laptops. All download Free driver for laptops