1. Check the connection: Make sure the mouse or keyboard is properly connected to your computer. If it's a wired device, ensure that the cables are securely plugged in. If it's a wireless device, check the batteries and make sure it's properly paired with your computer.
2. Restart your computer: Sometimes, a simple restart can resolve issues with peripheral devices. Restart your computer and see if the mouse or keyboard starts working again.
3. Update drivers: Outdated or incompatible drivers can cause problems with your mouse or keyboard. Check the manufacturer's website for the latest drivers and install them on your computer.
Give these troubleshooting techniques a try and see if they help resolve the issue with your mouse or keyboard. Let me know if you need any further assistance