Type cover back light stop working

[Phata31681]

just wondering if any one else has had there type cover back light quit working . it seems to have stop working since the last update.

 

[sharpuser]

Sorry about your SP3 trouble.

Making sure you have tried to turn the backlight brightness up with the F2 key...
And please state what was the 'last' update number.

 

[VickiFL]

Mine is still functioning, and I do have the latest updates.

 

[Phata31681]

i have tried F2 doesnt work.

last update

Update for Windows 8.1 for x64-based Systems (KB3048778)

Installation date: ‎4/‎15/‎2015 8:48 AM

Installation status: Succeeded

Update type: Recommended

Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer.

More information:
http://support.microsoft.com/kb/3048778

Help and Support:
http://support.microsoft.com