Q&A for How to Force a Program to Close (Windows)

Try to restart your computer manually. If that doesn't work, you'll have to force a power-off.

Then you need administrator permissions on that account in order for the file to allow you to edit/delete it.

It's an app that is frozen and needs to be closed. Just restart and see if it freezes again.

Use Command Prompt or Task Manager to try to close it. If those don't work, you need to check if you have administrator privileges on that account. If none of this works, manually restart your computer by pressing and holding the power button on your computer tower.

Right-click on the Windows logo and select Task Manager; after that, just follow the same steps that are above.

If the fullscreen app is an UWP app, you can simply exit the fullscreen mode by moving your mouse into the top of the screen and clicking the Exit Full Screen button in between the minimize and close button. If it is a normal app, depending on it, press Esc or F11 to exit fullscreen.

Stop using your computer to play music. Time for you to have an upgrade by getting "a music app" instead and pay a small fee every month without any stopping of your music, unless you push the stop button yourself. And if you want to save data it be best to play music from a Wi-Fi device, than to use network data on your phone. That's what you should do.

Your game may be crashing. Check if your computer meets the game's specific requirements, such as RAM, GPU, motherboard, and CPU power.