"Databases are corrupted" error

Problem

The "Databases are corrupted" error appears upon database update attempt.

Solution

1. Download the installer for the application that for you are using:
   • Kaspersky Basic, Standard, Plus
   • Kaspersky Security Cloud
   • Kaspersky Internet Security
   • Kaspersky Anti-Virus
   • Kaspersky Total Security
   • Kaspersky Small Office Security

   To find out which application is installed on your computer, use the guide in this article.

2. Remove the currently installed application. See this article for instructions. To save the current license or subscription, select the License information or Subscription informationcheck box at the Saving objects step of the uninstallation wizard.
3. Reboot the computer.
4. Run the installer and follow the instructions in the article for your application:
   • Kaspersky Basic, Standard, Plus
   • Kaspersky Security Cloud
   • Kaspersky Internet Security
   • Kaspersky Anti-Virus
   • Kaspersky Total Security
   • Kaspersky Small Office Security
5. The application will be activated automatically. If it did not activate automatically, activate the application manually. For instructions, see Online Help for your application:
   • Kaspersky Basic, Standard, Plus
   • Kaspersky Security Cloud
   • Kaspersky Internet Security
   • Kaspersky Anti-Virus
   • Kaspersky Total Security
   • Kaspersky Small Office Security

What to do if the issue persists

If reinstalling the application did not help, contact Kaspersky technical support by choosing the topic and filling out the form.