Error 2771 when installing a Kaspersky application

Latest update: 19 February 2024 ID: 10924

During the installation of a Kaspersky application you may receive an error with the code 2771. This is because the previous version of the Kaspersky application was not removed from the computer. Remove it to fix this error.  

Removing the application with Windows OS tools

  1. Start the setup wizard of the application. Follow the instructions on removing Kaspersky applications.  
  2. Follow the steps of the setup wizard to fully remove the application.
  3. Restart your PC.
  4. Download the latest application version from the Kaspersky website and retry the installation.

Removing the application with the kavremover tool

If the issue persists, use the kavremover utility. All license information will be removed and you will need to reactivate your application.

What to do if the issue persists

If the issue persists, contact Kaspersky Customer Service.

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