If your keyboard keys stop working, it doesn't necessarily mean they're broken or need replacement. From checking keyboard ...

This issue is frequently brought on by faulty software, incorrect settings, or dirt that has accumulated at the base of your keys. People have found most success by following steps like cleaning their ...

Before troubleshooting the problem, make sure the issue isn't hardware-related. Keys may stop working if they're stuck, physically damaged (such as after a drop), or if the keyboard connection is ...