How do I perform a manual uninstallation of Avira Antivirus?

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A manual uninstallation of the Avira Antivirus should be performed only if a conventional uninstallation via the Windows Control Panel is no longer possible.

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Manual uninstallation

  1. Download the free Avira RegistryCleaner tool.

  2. Start your computer in Safe Mode.


  3. Open the Windows Explorer with the keyboard shortcut Win+E and delete manually all Avira directories available under the program and application files:

    • Program files
      Windows 7 / 8: C:\Program Files\
      Windows 10: Desktop\This PC\Local Disc (C:)\Program Files (x86)
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      Note
      If the deletion of the directories fails, rename the Avira directories, perform another reboot in "safe mode" and delete subsequently the renamed directories. grey-line


    • Application files
      Windows 7 / 8: C:\ProgramData\
      Windows 10: Desktop\This PC\Local Disc (C:)\ProgramData
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      Note
      If the Data application folder is not visible, enable it via Windows Explorer (keyboard shortcut: Win+E) → Tools → Folder Options → View → Advanced Settings → Show hidden files and folders → Show hidden files, folders and drives.
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  4. Clean up the Windows registry using the previously downloaded "Avira Registry Cleaner" tool.

    • Double-click the downloaded avira_registry_cleaner_en.exe file.
    • Accept the license terms.
    • Select ALL Avira products.
    • Click Remove.

  5. Reset the Windows LSP (Winsock)

    Select the operating system of your device to reset Windows LSP.


    Windows 7
    1. Click Start → All Programs → Accessories.
    2. Right click "Command Prompt" and run it as administrator.
    3. Type the following command in the command line:

      netsh winsock reset

    4. Press Enter.
    5. Restart your computer.

    Windows 8
    1. Switch to the "Metro" view of Windows 8 (via Windows key on your keyboard).
    2. Right click the background and select "All Apps".
    3. Right click "Command Prompt" and select Run as Admin.
    4. Type the following command in the command line:

      netsh winsock reset

    5. Press Enter.
    6. Restart your computer

    Windows 8.1
    1. Switch to the "Metro" view of Windows 8.1 (via Windows key on your keyboard).
    2. Click the small white arrow (at the right bottom corner).
    3. Right click Command Prompt and select Run as Admin.
    4. Type the following command in the command line:

      netsh winsock reset

    5. Press Enter.
    6. Restart your computer.

    Windows 10
    1. Right click the Windows icon in the lower left hand corner of the screen and then click Command Prompt (Admin).
    2. Type the following command in the command line:

      netsh winsock reset

    3. Press Enter.
    4. Restart your computer.

Affected products

  • Avira Free Antivirus [Windows]
  • Avira Antivirus Pro [Windows]
  • Avira Prime (unlimited devices) [Windows]
  • Avira Optimization Suite [Windows]
  • Avira Total Security Suite [Windows]
  • Avira Internet Security Suite [Windows]
  • Created : Tuesday, August 7, 2007
  • Last updated: Tuesday, November 28, 2017
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