Setting exclusions for Avast Security Core Shields

Although it is generally not recommended, you can exclude certain files, programs, mail servers, or websites from being scanned by the Core Shields in Avast Security and Avast Premium Security (previously Avast Security Pro). Exclusions can be useful to speed up scans or to prevent false positive detections.

Follow the instructions below to manage Core Shields settings or set exclusions for File Shield, Web Shield, and Email Shield.

Manage Core Shields settings

To manage settings for any of the Core Shields:

  1. In your Applications folder, double-click the Avast icon to open the application.
  2. Click Core Shields.
  3. Click the Settings icon.
  4. Click the check box next to a setting to uncheck (disable) it.
  5. If prompted, use your Touch ID or enter your Administrator password and click OK.

Exclude files from File Shield

To exclude files, folders, or applications from being scanned by File Shield:

  1. In your Applications folder, double-click the Avast icon to open the application.
  2. Go to ☰ MenuSettingsCore Shields.
  3. Click Add Exceptions in the File Shield section.
  4. Select the file, folder, or application you want to exclude from scanning, then click Open.
  5. If prompted, use your Touch ID or enter your Administrator password and click OK.

The file path is added to the exceptions list. To remove an excluded item, click the exception's file path panel, then click the trash can icon.

Exclude websites from Web Shield

To exclude websites or domains from being scanned by Web Shield:

  1. In your Applications folder, double-click the Avast icon to open the application.
  2. Go to ☰ MenuSettingsCore Shields.
  3. Click Add Exceptions in the Web Shield section.
  4. Enter the URL of the website you want to exclude from scanning and select the service type, then click Add.
  5. If prompted, use your Touch ID or enter your Administrator password and click OK.

The website is added to the exceptions list. To remove an excluded website, click the website's panel, then click the trash can icon.

Exclude mail servers from Email Shield

To exclude mail servers from being scanned by Email Shield:

  1. In your Applications folder, double-click the Avast icon to open the application.
  2. Go to ☰ MenuSettingsCore Shields.
  3. Click Add Exceptions in the Email Shield section.
  4. Enter the URL of the mail server you want to exclude from scanning and select the service type, then click Add.
  5. If prompted, use your Touch ID or enter your Administrator password and click OK.

The mail server is added to the exceptions list. To remove an excluded mail server, click the mail server's panel, then click the trash can icon.

  • Avast Security 14.x for Mac
  • Avast Premium Security 14.x for Mac
  • Apple macOS 10.14.x (Mojave)
  • Apple macOS 10.13.x (High Sierra)
  • Apple macOS 10.12.x (Sierra)
  • Apple Mac OS X 10.11.x (El Capitan)
  • Apple Mac OS X 10.10.x (Yosemite)

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