Try these before calling the technician
Keyboard or mouse not working in Windows 10
You’re doing important work and then your mouse and keyboard stop working. What do you do? Panic? Scream? Have a drink?
Don’t call a technician yet. You can take some basic steps to fix the problem yourself. In this post, we’ll share some tricks to get your mouse and keyboard working again.
Have you tried restarting your computer? Sometimes users get so overwhelmed by computer problems that they forget the most basic troubleshooting step. Take a moment to restart your PC before doing anything else.