How to turn on / off Self-Defense in Avast Antivirus

Self-Defense is a feature in Avast antivirus software that helps to protect software from being disabled or removed by other malware. Avast process after turning on the Self-Defense feature using a built-in security mechanism from Windows 8.1 Protected Process Light (PPL) to protect. And other processes that are not PPL protected will not be able to kill the process of the process, nor will they be able to edit its settings.

This post will show you how to enable / disable the Self-defense feature in Avast Antivirus.

How to enable Self-defense feature in Avast

Step 1: Open the Avast software interface

Step 2: Go to Menu, then go to Setup Troubleshooting

Step 3: You will see the Enable Self-defense option. Just click on that checkbox.

How to turn off Self-defense mode

1. Do the same, open Avast, go to Menu -> Troubleshooting.
2. Disregard Enable Self-defense.
3. You will see the following warning dialog:
   
4. You choose Yes, and if you are using it, it will appear automatically, because it may be because the malware wants to turn off this mode.

Good luck!