It is often encountered that the file is occupied and cannot be deleted. Here is a method to check which processes the file is occupied by.
1. Open Task Manager and click on the "Performance" tab
2. Click the "Open Resource Monitor" button at the bottom
3. In the pop-up interface, click the "CPU" tab
4. Enter the occupied folder or file name in the associated handle input box, and click the search 
button to view the occupied process
Original link: https://blog.csdn.net/caoshangpa/article/details/129271357