Because these files may be vital to your system, deleting them may damage your system. Unfortunately, you can't delete files that are in use. All data and files in your flash drive will be wiped out.Ĭan I Delete Files That Are in Use on Mac? Click the Erase tab, name and format your drive, and click on Erase.

Click on your external flash drive in the left sidebar.How Can I Permanently Delete All Files from a Flash Drive on Mac? Don't forget to try it if you want to reclaim more free storage space. Just choose the most suitable way according to your needs.īy the way, BuhoCleaner is a trustworthy Mac cleanup software with many useful cleanup tools built in. The first two methods will empty all the files in the Trash, while the last two methods will shred only the files you choose. Overall, it's easy to permanently delete unwanted files and folders on your Mac. Select the files or documents you want to delete and click the Securely Remove button.

Launch it and click on ToolKit > Shredder > Select Files. Make sure you have BuhoCleaner installed on your Mac. Here's how to use BuhoCleaner to shred files:

Force quit secure empty trash mac