

Here you’ll find a list of all the user accounts associated with your MacBook, along with each account’s permissions regarding this specific file: Read Only, Read & Write, or No Access.

To get permission to modify a file, Control-click the file in question and select ‘Get Info.’ In the ‘Get Info’ window, find the ‘Sharing & Permissions’ section and expand it.
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If the ‘Locked’ checkbox is greyed out, then this means you don’t have permission to modify the file (we look at how to change a file’s permissions in the next section, so skip ahead if you can’t currently access the ‘Locked’ checkbox).

Select ‘Get Info’ from the menu that appears.If you’re getting a ‘File is locked’ message, then you’ll need to unlock that file before you can delete it: If you’re unsure, then do some research by entering the name of the mystery process into your favourite search engine and exploring some of the results. Just be wary of closing a process when you don’t fully understand what that process does, as some processes are essential to the smooth running of your Mac.
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How To Uninstall & Delete Applications on Mac OS
