Determine Which Processes/App Is Using A File

Have you ever wondered which application or system process is using a file. The annoying message usually pops up when you are trying to delete a file or folder within Finder. This little trick, using a Terminal command called 'lsof', allows you to find which application is using a file, its very useful if you don't know what application is using the file.

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Determine Which Processes/App Is Using A File

Mac Tricks And Tips

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