Uninstall Lync from Mac

Remove Microsoft Lync with App Cleaner.

App Cleaner is a free utility that allows you to remove applications from your Mac in several clicks. Launch App Cleaner and wait around 5-10 seconds until it finish scanning.

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Select all application with its service files and press Remove. After confirmation Microsoft Lync will be uninstalled from your Mac.



First of all, make sure that you have been logged in as administrator. If you not sure go to Preferences->Users & Groups. Below your username you should have admin label.

If Lync is running – close it. Press ⌘+Q or go Menu -> Lync -> Quit Lync while Lync application is active:

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Go to Applications folder and move Lync to the Trash.

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This is basically all you have to do to remove Lync or any other app from your Mac. But in practice, lots of system files remain on your Mac, take up disk space and interfere operating with Mac. So we strongly recommend to remove service files as well.

For easy navigation use shortcut ⌘+⇧+G in active Finder window.


Go to the folder

Here is the list of Lync‘s system folders and files

Macintosh HD > Users > [current user] > ~Library > Preferences > com.microsoft.Lync.plist

Macintosh HD > Users > [current user] > ~Library > Preferences > byHost > MicrosoftLyncRegistrationDB.xxxx.plist

Macintosh HD > Users > [current user] > ~Library > Logs > Microsoft-Lync-x.log

P.S. this file is present only if you turned on Lync Logging

Macintosh HD > Users > [current user] > ~Library > Logs > Microsoft-Lync.log

Macintosh HD > Users > [current user] > Documents > Microsoft User Data >Microsoft Lync Data

Macintosh HD > Users > [current user] > Documents > Microsoft User Data > Microsoft Lync History

P.S. If you will delete it you will remove conversations saved in conversation history

Macintosh HD > Library > Internet Plug-Ins > MeetingJoinPlugin.plugin

After it Empty Trash. Now Microsoft Lync is completely removed from your Mac.

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