Avast Antivirus: Excluding certain files or websites from scanning

How to exclude certain files, programs, or websites from scanning

While it is generally not recommended, you may want to exclude certain files or websites from scanning to speed up your scans or to avoid false positive detections. To configure exclusions, follow the steps in the sections below:

Set exclusions only if you know that the files and websites you want to exclude are not infected. If you are unsure about a file, you can scan it in Virus Total, or add the file to the Virus Chest and submit it to the Avast Virus Lab. For more information about Virus Chest, please read the following article:

How to make exclusions from all scans and shields

Global exclusions refers to excluding files and websites from all scans and components shields, which analyze activity of files, applications, and web content in real-time.

  1. Open the Avast user interface, and go to Settings → General. Scroll down and click Exclusions to expand this section.
  2. Select an appropriate tab to specify what actions an exclusion applies to. Click on the text box to provide details:
    • File paths: type the file or folder location manually into the text box or click Browse, and tick the relevant folder.
    • Urls: type the website address.
    • CyberCapture: type the file location manually into the text box or click Browse, and select a file (.exe).
    • Hardened mode: type the file location manually into the text box or click Browse, and select a file (.exe).
    Click OK to confirm.

How to make exclusions from on-demand scans

On-demand scans are scans that you can manage and schedule (for example: Full Virus Scan, Quick Scan...). Follow these steps to make exclusions from on-demand scans:

  1. Go to Protection → Antivirus.
  2. Go to settings of the scan you want to set exlusions for:
    • Full Virus Scan: click Settings (the gear icon) on the Run Full Virus Scan tile.
    • Other type of scans: click Other Scans and click Settings (the gear icon) on the scan tile you want to set exclusions for.
  3. Select Exclusions, type the file or folder location manually into the text box or click Browse, and tick the relevant folder. Then click OK to confirm.

How to make exclusions from the File System Shield

File System Shield continuously scans all files and programs for safety before they are allowed to open or run. Follow these steps to make exclusions from File System Shield:

  1. Go to Settings → Components → File System Shield → Customize.
  2. Select Exclusions, type the file or folder location manually into the text box or click Browse, and tick the relevant folder. Then click OK to confirm.

How to make exclusions from the Behavior Shield

Behavior Shield continuously monitors programs installed on your PC for suspicious behavior that may indicate the presence of malicious code. Follow these steps to make exclusions from Behavior Shield:

  1. Go to Settings → Components → Behavior Shield → Customize.
  2. Select Exclusions, type the file or folder location manually into the text box or click Browse, and tick the relevant folder. Then click OK to confirm.

How to make exclusions from the Web Shield

Web Shield continuously protects your PC from threats while browsing the web. Follow these steps to make exclusions from Web Shield:

  1. Go to Settings → Components → Web Shield → Customize.
  2. Select Exclusions, type the file or folder location manually into the text box or click Browse, and tick the relevant folder. Then click OK to confirm.
  • Avast Premier 17.x
  • Avast Internet Security 17.x
  • Avast Pro Antivirus 17.x
  • Avast Free Antivirus 17.x
  • Microsoft Windows 10 Home / Pro / Enterprise / Education
  • Microsoft Windows 8.1 / Pro / Enterprise
  • Microsoft Windows 8 / Pro / Enterprise
  • Microsoft Windows 7 Home Basic / Home Premium / Professional / Enterprise / Ultimate
  • Microsoft Windows Vista Home Basic / Home Premium / Business / Enterprise / Ultimate
  • Microsoft Windows XP Home / Professional / Media Center Edition

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