Booting from a USB stick is very helpful for many purposes. However, many factors have to be right for the boot to work ...

Checking the disk is similar to running the CHKDSK command, which is used to fix errors like bad sectors and file system ...

Turn off your system. Remove the power cord and disconnect all the peripherals. Disconnect the charger if it is a laptop. Press and hold the power button for up to 30 seconds. Turn on your system.

When you can't open, edit, or delete a file in Windows File Explorer, the file is still open in a program running in the background or something isn't closing properly.