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Troubleshooting update problems with Avast Secure Browser

Avast Secure Browser retrieves updates automatically to protect your security and privacy online. To check that your Avast Secure Browser version is up to date, follow these steps:

  1. Click the ⋮ Menu icon in the top-right corner of your Avast Secure Browser window, then select Help and About Avast Secure Browser ▸ About Avast Secure Browser.
  2. Ensure that Avast Secure Browser is up to date and view your current version number.
  1. Click the ⋮ Menu icon in the top-right corner of your Avast Secure Browser window, then select Help and About Avast Secure Browser ▸ About Avast Secure Browser.
  2. Ensure that Avast Secure Browser is up to date and view your current version number.

If Avast Secure Browser is having problems retrieving updates, you might see one of the following error messages:

  • Update failed: Updates are disabled by administrator.
  • Update failed (Error 3 or 11): An error occurred while checking for updates: Update server not available.
  • Update failed (Error 4 or 10): An error occurred while checking for updates: Update check failed to start.
  • Update failed (Error 7 or 12): An error occurred while checking for updates: Download failed.
  • This computer will no longer receive Avast Secure Browser updates because Windows XP and Windows Vista are no longer supported: Avast Secure Browser may not be able to keep itself updated.
  • This computer will no longer receive Avast Secure Browser updates because macOS 10.6, 10.7, and 10.8 are no longer supported: Avast Secure Browser may not be able to keep itself updated.

You might also see other error messages that mention Update failed. To resolve the issue, follow the steps below:

Download Avast Secure Browser again

It's possible that some files are missing on your computer. To resolve this issue, follow these steps:

  1. Log in to Windows as a user with administrator permissions.
  2. Uninstall Avast Secure Browser.
  3. Make sure your PC meets the minimum system requirements for Avast Secure Browser.
  4. Reinstall Avast Secure Browser.
  1. Log in to your Mac as a user with administrator permissions.
  2. Uninstall Avast Secure Browser.
  3. Make sure your Mac meets the minimum system requirements for Avast Secure Browser.
  4. Reinstall Avast Secure Browser.

Reboot your device

Avast Secure Browser may not have completed its update. Try rebooting your device, then check whether your Avast Secure Browser version is up to date by following the steps described at the start of this article.

Check for malware

Unwanted malware might stop Avast Secure Browser from updating correctly. Scan for harmful software using Avast AntivirusAvast Security.

For detailed information about scanning your PC with Avast Antivirus, refer to the following article:

  • Scanning your PC for viruses with Avast Antivirus

If you don't have Avast Antivirus installed on your PC, click the button below to download it:

Download Avast Antivirus

For detailed information about scanning your Mac with Avast Security, refer to the following article:

  • Scanning your Mac with Avast Security or Avast Premium Security

If you don't have Avast Security installed on your Mac, click the button below to download it:

Download Avast Security

Ensure your device meets the system requirements for Avast Secure Browser

  • Windows 11 except Mixed Reality and IoT Edition; Windows 10 except Mobile and IoT Edition (32 or 64-bit)
  • Windows compatible PC with Intel Pentium 4 / AMD Athlon 64 processor or above (must support SSE3 instructions)
  • Internet connection to download the program and receive updates
  • Optimal standard screen resolution no less than 800 x 600 pixels is recommended
  • Apple macOS 12.x (Monterey), Apple macOS 11.x (Big Sur), Apple macOS 10.15.x (Catalina), Apple macOS 10.14.x (Mojave)
  • Intel-based Mac with 64-bit processor
  • Internet connection to download the program and receive updates
  • Optimal standard screen resolution no less than 1024 x 768 pixels is recommended

If your Avast Secure Browser is still unable to receive updates, contact Avast Support.

  • Avast Secure Browser 109.x for Windows
  • Avast Secure Browser 108.x for Mac
  • Microsoft Windows 11 Home / Pro / Enterprise / Education
  • Microsoft Windows 10 Home / Pro / Enterprise / Education - 32 / 64-bit
  • Apple macOS 12.x (Monterey)
  • Apple macOS 11.x (Big Sur)
  • Apple macOS 10.15.x (Catalina)
  • Apple macOS 10.14.x (Mojave)


Updated on: 02/06/2022

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