In the event you do numerous file shuffling in your Mac, you would possibly get aggravated on the “Are you positive you need to change the extension?” warning that at all times pops up whenever you attempt to rename a file’s extension in Finder. Fortunately, this warning is simple to disable. Right here’s how.
First, click on the Finder icon in your Dock to deliver it to the foreground.
Within the menu bar on the prime of your display, click on “Finder.” Within the menu that seems, choose “Preferences.” (Or you possibly can press Command+Comma in your keyboard.)
In “Finder Preferences,” click on the “Superior” button within the toolbar.
Within the “Superior” Finder Preferences part, uncheck “Present warning earlier than altering an extension.”
It’s that simple. Shut the Finder Preferences window, and the following time you alter a file extension in Finder, you’ll not see a warning. Speedy quick!
By the way in which, if you happen to at all times need to see file extensions on the Mac, simply revisit “Finder Preferences” > “Superior” and examine “Present all filename extensions.” You’ll be slinging information like a professional very quickly.