If a program became unresponsive and you weren't able to quit it via any other method, shut it down. This method is more helpful to laptop users than to desktop computer users, because desktop computers have a dedicated restart button.
To force-shut-down the computer, press and hold the Power On/Off button until the cooling fans stop working (which should be in around 15-20 seconds after you have pressed the power button). Turn it back on after a minute or two.
Pulling out the battery when the mobile device is on is one of the best and easiest ways to close the applications that have become unresponsive.
If your device's battery is removable, remove it while your device is on and reinsert it after 20-30 seconds.
Note: No data will be lost during this process. If your device's battery is not removable, check out the other solutions on how to restart your device.
If a program became unresponsive and you are unable to close via the Task Manager, a simple restart (by pressing the restart button on the computer case) of the computer will do the trick.
If you use a laptop (which doesn't have a restart button), check out the don't know how to restart my device solutions.
If you are forced to restart your mobile device too often, and your problems still remains (you are still unable to close some applications), consider hard-resetting your device.
To learn how to hard-reset your device, check out the don't know how to reset my device solutions.
Maybe your device has a more serious problem for which you are not aware of. If you tried everything but nothing worked, take your device to a repair store. They will diagnose and fix the problem.
If you tried everything else, but nothing worked, a simple restart of your computer should be enough to quit the unresponsive program(s).
To learn how to restart your Mac computer, check out the don't know how to restart my device solutions.
Maybe your computer is slow and prevents the program from functioning (closing) properly.
To learn how to improve the speed of your computer, check out the computer is slow solutions.
Maybe your mobile device is slow and prevents the application from running properly.
To learn how to improve your mobile device's speed, check out the mobile device is slow solutions.
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