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Guidelines
Troubleshooting black screen issues on HP Notebooks: Click here to view the instructions!
HP Recommended
hp 460 g11, hp firefly 14
Microsoft Windows 10 (64-bit)

Brightness can't be changed via slider or button shortcuts. Reboot with disconnecting all devices does help but the issue returns.

1 REPLY 1
HP Recommended

Have you tried reinstalling or updating the graphics driver? This is a very common cause of brightness issues, so if you haven’t updated it yet, please do that. 

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