UserAgent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:53.0) Gecko/20100101 Firefox/53.0

Steps to reproduce the problem:
1. My Keyboard doesent work
2. 
3. 

What is the expected behavior?

What went wrong?
somtimes its off and on, I cant work

Did this work before? N/A 

Chrome version: <Copy from: 'about:version'>  Channel: n/a
OS Version: 6.3
Flash Version: Shockwave Flash 16.0 r0