How to Delete Files That Need Administrator Permission on Windows

1. Open 'Control Panel,' 'User Accounts' and 'Change User Account Settings.' Temporarily lower the slider to 'Never Notify.' Delete the file and change the settings back to 'Default' immediately.
2. Repeatedly tap the F8 key on computer start-up, then choose 'Safe Mode' from the diagnostic menu. Proceed to delete the file. Restart as normal.
3. Click on the 'Start button.' Click 'Accessories,' 'Command Prompt' and 'enter: user administrator /active:yes.' Delete your file and then 'enter: user administrator /active:no.'