If you can't delete an ISO file as the file is open in your System, check if it is mounted as a drive or not. Uses these proven fixes to resolve the issue.

If you receive File in Use. The action can't be completed because the file is open in another program even if file is closed in another program, see this.

If you're trying to delete a Mac app but can't because it's still open, don't worry! There are a few ways to fix this issue. We'll show you five different methods that you can use to force quit an ...

IDG macOS prompts you when you try to delete items using Option plus Finder > Empty Trash. But if macOS thinks a file is in use by an application or the system, even that bypass doesn’t help.