Aug 08, 2008 I have avast! For mac version 2.7R0(service kit 1.41) both the preferences and quit avast options are greyed out. I couldn't find a mkinstall.sh script as another thread outlined. Question: Q: Removing Avast Cleanup from Mac. Finely I tried restarting my MacBook Pro in Safe mode. I could then delete the Avast Cleanup application. However, there are many files left in the library, some of which cannot be deleted because they are owned by the system.
While we definitely recommend staying with Avast Antivirus, some of you may want to uninstall Avast and go with another security. Or you just want to remove Avast and install it again (re-install).
Anyway here is a step-by-step guide how to completely remove Avast antivirus from your machine running on Windows 10, 8, 7, XP or even Mac OS X. As you can see below, it’s not that easy and it includes lot of steps – five actually.
This guide works for all Avast antivirus solutions: Free Antivirus, Pro Antivirus, Internet Security, Premier, or Free Mac Security.
1. Locate Avast Antivirus in the Windows/Mac Programs and Features
Then you should see a list of all programs installed on your machine, simply find Avast antivirus, left-click on it, and select ‘Uninstall‘.
Locating Avast Antivirus within the Windows/Mac Installed Programs
2. Start the Avast Uninstall Process
On the Avast Setup window click on ‘Uninstall‘ (orange button at the bottom).
Starting the Avast Antivirus Uninstallation Process
3. Confirm the Uninstall Process
When prompted confirm the uninstall process is legitimate action by clicking on ‘Yes‘.
Confirming the Avast Antivirus Uninstallation Process
4. Confirm the Uninstall Process (Again)
Now Avast offers a really last chance to keep it. If you go with the ‘Renew your Avast Free Antivirus’ option, it will register you for one year.
But you probably want to go with the uninstall, so just click on the ‘Uninstall Avast’ button.
Confirming the Avast Antivirus Uninstallation Process (Again)
5. Wait Until the Uninstallation Process Finish and Restart Your Computer
Finally the uninstall process should begin now. You can just wait now. It should take only a few minutes. After it finishes click on the orange button ‘Restart computer‘ or the link below ‘Restart later‘ if you plan to restart manually.
Avast is Now Completely Removed and Only Windows Restart is Needed
Disk Cleanup For Mac
Uninstallation Using the Avast Uninstall Utility
Cleanup
If you are not able to remove Avast using this standard procedure, you can try to use the Avast Uninstall Utility which is fully automatic and removes all the leftover files from your system.
Additional Notes
Remove Avast Cleanup Mac
Although we have used Avast Free Antivirus 2019 screenshots in this article, these steps are also applicable for all Avast Antivirus solutions (i.e. also for Avast Pro Antivirus, Avast Internet Security, or Avast Premier) running the latest version available.
Avast Cleanup For Mac
Steps are relevant for all Windows versions – Windows XP, Windows Vista, Windows 7, Windows 8, Windows 8.1 and Windows 10 (including Anniversary Update).