Computer won't recognize my wireless keyboard or mouse, but they work on another computer

[DSchneider222]

Computer won't recognize my wireless keyboard or mouse, but they work on another computer

 

[wpgwpg]

This sounds like a driver problem. Are you missing one? Do you need a dongle that maybe the working PC has, but the other doesn't?

 

[DSchneider222]

This sounds like a driver problem. Are you missing one? Do you need a dongle that maybe the working PC has, but the other doesn't?

I'm not computer literate. All I know is that the keyboard and mouse were working for years and now they don't.
But they do work on other computers and my smart TV.