Access this feature from:
Protection ▸ Ransomware Shield
Ransomware Shield is enabled by default. To disable this feature, click the green
Note: This feature is available in
Specify your protected folders
By default, Ransomware Shield scans for and automatically secures folders where your personal data might be stored. To manually add another folder to the list, click the
To remove a folder, click the trash bin icon on the tile of the relevant folder, then click
To specify which types of files are protected in each folder, click
Manage blocked and allowed applications
Ransomware Shield blocks malware and viruses from modifying files in your protected folders and allows trusted applications by default. When an untrusted application attempts to modify files in your protected folders, a Ransomware Shield notification appears asking whether you want to block or allow the application. After selecting your preference, the application is added to the Blocked Applications or Allowed Applications list.
To manually add an application to either list, click
To remove an application, hover your cursor over the relevant application's row and click the X icon.
Adjust Ransomware Shield activity
To specify how Ransomware Shield handles attempts to access files in your protected folders, click
Smart Mode(default and recommended setting): Ransomware Shield refers to a list of commonly used and trusted applications to determine which programs can modify files in your protected folders. If any applications which are not in this list attempt to modify files in your protected folders, you are notified and asked for permission. Strict Mode: you are notified and asked for permission each time an application (excluding those which you may have already added to the Blocked / Allowed apps lists) attempts to modify files in your protected folders. Selecting this option may result in frequent and potentially annoying alerts.
When a Ransomware Shield popup notification appears, click
Note: You can additionally manage your blocked and allowed applications by clicking Blocked / allowed apps.
The following issues may occur:
- Ransomware Shield does not appear in the main menu: ensure you are using the latest version of
Avast Premieror Avast Internet Security. To update Avast, go to Settings▸ Update, and click Updatein the Programsection. Note: This feature is not available in Avast Pro Antivirus, or Avast Free Antivirus.
- Ransomware Shield displays popups too often: if you receive several notifications from Avast asking you to block or allow applications, ensure your Ransomware Protection sensitivity is set to Smart Mode. if you selected
Strict Mode, Avast notifies you each time any application (excluding those which you may have already added to the Blocked / Allowed apps lists) attempts to modify files in your protected folders.
- You cannot save files using an editing application: ensure the application you are using is not in your Blocked Apps list. Alternatively, you can add the application to the Allowed Apps list.