Error “Could not enable some protection components”

Issue

Your Kaspersky application shows the error message “Could not enable some protection components” or “An update error has occurred”.

Cause

An error occurred during installation of the application.

Solution

1. Check if the Base Filtering Engine service is present in the system and enabled. See this article for instructions. 
2. If Base Filtering Engine is enabled, butt the issue persists, try reinstalling the application:
   1. Download the installer for the latest version of the application that for you are using:
      • Kaspersky Internet Security
      • Kaspersky Anti-Virus
      • Kaspersky Total Security
      • Kaspersky Security Cloud
      • Kaspersky Small Office Security
   2. Remove the application. In the Saving objects window, select the License information checkbox. See this article for instructions.
   3. Restart your PC.
   4. Run the installation file and follow the instructions in these articles:
      • Kaspersky Internet Security
      • Kaspersky Anti-Virus
      • Kaspersky Total Security
      • Kaspersky Security Cloud
      • Kaspersky Small Office Security
   5. The application will be activated automatically. If it did not activate automatically, activate the application manually. For instructions, see the article for your application:
      • Kaspersky Internet Security
      • Kaspersky Anti-Virus
      • Kaspersky Total Security
      • Kaspersky Security Cloud
      • Kaspersky Small Office Security

What to do if the issue persists

If the issue persists, contact Kaspersky technical support by choosing the topic and filling out the form.