Excluding certain files or websites from scanning in Avast Antivirus

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.

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 SettingsGeneral. 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.

Make exclusions from manual scans

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

  1. Go to ProtectionAntivirus.
  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.

File and folder locations can include wildcard characters ? and *. The asterisk replaces zero or more characters, and the question mark replaces a single character. For example:

  • To exclude all HTML files, type *.htm* into the text box.
  • To exclude a folder and its sub-folders, add \* to the end of the folder name, for instance C:\example\* .
  • To exclude all files labeled in a certain way on any of your hard drives, include ?:\ in front of the path, for instance ?:\example.exe .

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 SettingsComponentsFile System ShieldCustomize.
  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.

File and folder locations can include wildcard characters ? and *. The asterisk replaces zero or more characters, and the question mark replaces a single character. For example:

  • To exclude all HTML files, type *.htm* into the text box.
  • To exclude a folder and its sub-folders, add \* to the end of the folder name, for instance C:\example\* .
  • To exclude all files labeled in a certain way on any of your hard drives, include ?:\ in front of the path, for instance ?:\example.exe .

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 SettingsComponentsBehavior ShieldCustomize.
  2. Select Exclusions, type the file or folder location manually into the text box or click Browse..., and tick the relevant file or folder. Then click OK to confirm.

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 SettingsComponentsWeb ShieldCustomize.
  2. Select Exclusions, then type the website address, MIME-type extensions, or process location manually into the text box. To locate a process, click Browse..., select a file (.exe), then click OK to confirm.

URLs, extensions, and file locations can include wildcard characterss ? and *. The asterisk replaces zero or more characters, and the question mark replaces a single character. For example:

  • To block all subdomains and domains of a particular website, add *. to the beginning and /* to the end of the website domain, for instance *.example.com/* .
  • To exclude all HTML file types, type *.htm* into the text box.
  • Avast Ultimate 17.x
  • 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 - 32 / 64-bit
  • Microsoft Windows 8.1 / Pro / Enterprise - 32 / 64-bit
  • Microsoft Windows 8 / Pro / Enterprise - 32 / 64-bit
  • Microsoft Windows 7 Home Basic / Home Premium / Professional / Enterprise / Ultimate - Service Pack 1, 32 / 64-bit
  • Microsoft Windows Vista Home Basic / Home Premium / Business / Enterprise / Ultimate - Service Pack 2, 32 / 64-bit
  • Microsoft Windows XP Home / Professional / Media Center Edition - Service Pack 3, 32-bit

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