Can't reboot pc

[Rk1964]

[Rk1964]

[asmita6658]

@Rk1964

 
Greetings!

 
Welcome to the HP Community. This is a great place to get support, find answers and tips to your technical queries. I have reviewed your post and I understand, there's an issue with the "3f0" error.

Don't worry, I'm here to help! 

Let's try these steps -

Step 1 Hard Reset -

1) Shutdown the computer. 
2) Unplug all the Adapter and peripherals connected. 
3) Press and hold down the power button for 15 to 20 seconds. 
4) Plug-in the Adapter. 
5) Try to turn on the computer. 

Step 2 System Restore -

1) Shutdown the computer. 
2) Turn the computer back on again and repeatedly tap on the ESC until a Startup menu appears. 
3) Press F11 once for System Recovery. 
4) Choose the Keyboard Layout. 
5) Click on Troubleshoot. 
6) Go to Recovery Manager and click on System Restore. 
7) Choose a Restore point or a Restore date when the computer was working fine. 
8) Click on OK to initialize the System Restore.

Step 3 Hard Drive test -

1) Shutdown the computer. 
2) Turn the computer back on again and repeatedly tap on the ESC until a Startup menu appears. 
3) Press F2 once. 
4) Go to Component test. 
5) From the list, run the Hard Drive (extensive) test. 

If the issue still persists, try re-seating the Hard Drive, refer to this document for steps.

Hope this helps!

Let me know how that goes.

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Have a great day!