Keyboards marks visible on screen

[toosharthefire]

bad darty marks of keybord on screen, please help me how to fix it,

[KrazyToad]

@toosharthefire

Welcome to HP Community

I have gone through your Post and would like to help

Please check in the BIOS if you face the same issue. If the problem exists in BIOS, please contact HP Support in your Region for Service Options

1) Click on this link - www.hp.com/contacthp/ 
2) Select your product type below.
3) Enter the serial of your device. 
4) Select the country from the drop-down. 
5) Select the chat or get phone number options based on your preferences. 
6) Fill the web-form and proceed further.

Thank you

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.
 

[toosharthefire]

I have chacked the bios, marks are still visible, What should I do now, please help. 

[KrazyToad]

@toosharthefire

If the issue persists in BIOS, please contact HP Support in your Region for Service Options

1) Click on this link - www.hp.com/contacthp/ 
2) Select your product type below.
3) Enter the serial of your device. 
4) Select the country from the drop-down. 
5) Select the chat or get phone number options based on your preferences. 
6) Fill the web-form and proceed further.
 

Thank you