Open the MacBook with the keyboard facing you at a 90-degree angle, and tilt it backward slightly. Spray compressed air left and right around the stuck key. While you're at it, you may want to do a ...

Most laptops have at least one Control (CTRL) key, and standard PCs usually have two. These keys are used to optimize the other keys on your keyboard by giving them additional functions, such as ...

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 ...