Some Keys Not Working On Login Screen
Turn on your computer and let the Login screen load. Once the Login screen is loaded, click the Accessibility icon present at the bottom-right side of the screen. Disabling Filter keys at Windows Login screen. Now if the Filter Keys are turned on, you need to turn it off by toggling the option once using your mouse.
It's likely that enabling Slow Keys and Repeats Keys cause your Acer Aspire laptop's keyboard to stop working or not responding for a long time. If so, disabling Filter Keys may fix your problem. To disable Filter Keys in Windows 10, open Settings and go to Ease of Access, then select Keyboard and then turn off the Filter Keys.
A recent one that is not really major, just troublesome. Some users are reporting their "U" and "L" keys not working. If they log off of their citrix desktop that does not fix the problem. If we shutdown the computer and turn it back on it starts working again. Most of the keyboards are PS/2. We haven't found anything in particular that causes it.
Click the Start On-Screen Keyboard button. Test out the on-screen keyboard input in any application where you can enter text. Click Options, select the Turn on numeric key pad check box, and then click OK. Open a notepad and try typing on that by clicking on the keys of On screen keyboard.
If your keyboard stops responding or not working in Windows 10, here's how to fix it and get it to work again. These days a lot of users are reporting the problem that their keyboard is suddenly
If the function keys are not working, the problem may be that you have a function lock or F-Lock key that needs to be toggled. The F-Lock key is used to turn on or off the F keys (F1 through F12) or secondary functions of the F keys.