Brigtness buttons not working- tried everything what i could find online

[dekinis]

HP Laptop 17-by1xxx
System Type: x64-based PC
[01]: Intel64 Family 6 Model 142 Stepping 12 GenuineIntel ~1600 Mhz

This is a laptop that i bought. So i do not know how to fix it..
Any solution?

Thank you

[Riddle_Decipher]

@ Greetings from the HP Community!

Have you installed all available windows updates using the HP Support Assistant? (if not, please do as it should resolve such issues)

That said, Did you check your user guide for details on identifying the right key for your product? (If not, Click here to access the same, look under Page.12 Chapter 2 Getting to know your computer:

Use the below screenshot for reference:

If the hotkey doesn't work, refer to this related post to resolve the issue: Click here for steps (same steps will work for windows 10 as well)

Let me know how that pans out,

If you feel I was helpful, simply click on Accept as Solution to help the community grow,

That said, I will have someone follow-up on this to ensure you've been helped,

Just in case you don't get back to us, 

have a good day, ahead.

[dekinis]

I update everything only this two didnt want   https://gyazo.com/6b9331dc3629bdcdc1e11d1424f65036
and still everything works, every button instead of F2-F3 for Brightness ..

[The_Fossette]

@dekinis,

I recommend you install the HP system event utility form the below link and check if it resolves the issue.

https://ftp.hp.com/pub/softpaq/sp91501-92000/sp91504.exe

If you continue facing the issue, then update the BIOS from the below link.

https://support.hp.com/in-en/drivers

Let me know how it goes and you have a great day!

If you wish to show appreciation for my efforts, mark my post as Accept as Solution. Your feedback counts!

Cheers!