3 Ways to Completely Uninstall Slack on Mac

Wendy Wu
Last updated: Aug 18, 2025

This guide introduces how to uninstall Slack on Mac. It also covers common problems during uninstallation and their solutions. Keep reading!

Do you no longer need the Slack app, or do you want to uninstall it completely before reinstalling it?

This post explains how to completely uninstall Slack on Mac and what to do if you encounter issues. Read on for the step-by-step guide.

Uninstall Slack on Mac

How to Uninstall Slack on Mac with One Click

To uninstall Slack and remove all its leftover files quickly, a Mac cleaner such as BuhoCleaner is a great choice.

DownloadFor macOS 10.10 and above
100,000+ Satisfied Users Worldwide

With BuhoCleaner, you can uninstall Slack on your Mac with just a few clicks. Key features include:

  • Remove the app along with all related files at once.
  • Completely uninstall apps downloaded from outside the App Store.
  • Detect and delete leftover files of previously uninstalled apps.

Here’s how to uninstall Slack on Mac using BuhoCleaner:

  1. Free download, install, and launch BuhoCleaner.
    Scan apps on Mac
  2. Click App Uninstall.
  3. Select Slack and all related files > Click Remove.
    Uninstall Slack on Mac

How to Uninstall Slack on Mac Manually

Although manually uninstalling Slack is more tedious than using an uninstaller, it’s still effective.

Here’s how to uninstall Slack on Mac manually:

  1. Open Finder > Applications > Slack.
  2. Drag Slack to the Trash.
Note
Moving Slack to the Trash doesn’t completely remove it. You also need to delete its related files.

To remove Slack-related files:

  1. Open Finder > Go menu > Go to Folder.
  2. Enter ~/Library/ in the box.
    Finder Library folder
  3. Locate and delete the following folders/files:
    • ~/Library/Application Support/Slack
    • ~/Library/Saved Application State/com.tinyspeck.slackmacgap.savedState/
    • ~/Library/Preferences/com.tinyspeck.slackmacgap.plist
    • ~/Library/Preferences/com.tinyspeck.slackmacgap.helper.plist
    • ~/Library/Logs/Slack/
      Delete Slack related files

How to Uninstall Slack on Mac with Terminal

If you’re comfortable with Terminal, you can also uninstall Slack using commands. Be careful with rm -rf as it can permanently delete data.

  1. Open Terminal via Spotlight.

  2. Run the following commands to remove Slack and its related files:

    • sudo rm -rf /Applications/Slack.app
    • rm -rf ~/Library/Application\ Support/Slack
    • rm -rf ~/Library/Caches/com.tinyspeck.slackmacgap
    • rm -rf ~/Library/Preferences/com.tinyspeck.slackmacgap.plist
    • rm -rf ~/Library/Logs/Slack
    • rm -rf ~/Library/Saved\ Application\ State/com.tinyspeck.slackmacgap.savedState
  3. Empty the Trash.

FAQs

  1. What should I do if Slack cannot be uninstalled?

    Try the following troubleshooting steps:

    • Quit all Slack processes using Activity Monitor.
    • Make sure you’re signed in with an administrator account.
    • Temporarily disable your security software and try again.
  2. How do I transfer workspace ownership in Slack?

    1. Click your workspace name in the bottom left corner > Profile > Three dots menu.
    2. Click Account Settings.
    3. Go to Manage members, click the three dots next to your name, and select Transfer Ownership.
  3. How do I deactivate my Slack account?

    If you’re the primary owner of the workspace, you can’t deactivate your account until you transfer ownership to another member.

    If you’re not the owner, go to Account & Profile > Deactivate account.

Wendy Wu is a tech enthusiast with a deep passion for all things iPhone, iPad, and Mac. Wendy is always on the lookout for Apple products and is committed to providing Apple users with some of the latest information and useful tips.