how do i uninstall an app from my mac air

See here: link-> How to uninstall apps on your Mac - Apple Support

Generally all you need to do is drag it from the Applications folder to the trash and empty the trash.

dlkh Said:

"how do i uninstall an app from my mac air"

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Uninstalling an App from a Mac:

An Uninstaller, Perhaps?:

Use an uninstaller for some Apps. Examples of such apps are Security Software and Microsoft Office.