HP Spectre X360 Multiple Issues after Bios update

[WallaceW]

I recently updated the BIOS on my HP Spectre X360 via the HP Support Assistant App. After the update my PC began to experience numerous issues.

Loud Fan

Clock is out of sync.

Vertical Lines and Flashing Screen

Black or white screen

HP Spectre x360 Convertible 15-bl1XX

[edit]

Z4Z38UA#ABA

Windows 10 Home 64-bit Version: 18363.815

[KrazyToad]

@WallaceW

Welcome to HP Community

I have gone through your Post and would like to help

I suggest you perform a BIOS Rollback since the issue started after the BIOS update. Please refer to this Link: https://support.hp.com/in-en/document/c02693833

Keep me posted

If the information I've provided was helpful, give us some reinforcement by clicking the "Solution Accepted" on this Post and it will also help other community members with similar issue.
 

[WallaceW]

Thanks. I will do the Bios Roll Back and keep you up to date,

Best,

Wallace