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Windows sometimes has a quirk, and when you delete things, you get an exception. Once you delete a folder, you cannot delete it. “An unexpected error prevents you from deleting this folder. If you continue to receive this error, you can use the error code to search for help with this problem. Error 0x80070090: Directory Is Not Empty “. In the Internet search a big circle, summed up a more reliable method, now to share with you (the core is to turn the folder into a non-empty folder) : 1, suppose, the problem of the folder is the csdntest file test folder.
2. The test folder contains two subfolders.
3. Create a file at the level of the test folder and copy the file to the deepest subfolders of the test folder. Ensure that there is no empty folder in the test folder.
4. Delete the test folder. The test folder can be deleted.
Reference documents:
Reference 1
Reference 2