Disable Kernel-mode authentication in IIS 7.5

Procedure-related prerequisites

  • You need to be logged in as an administrator.
  • Configuration takes place in IIS web server.


  1. Go to: Administrative Tools >> Internet Information Services (IIS) Manager
  2. In the Connections span, expand the Sites node tree.
  3. In the Connections span, select the Default Web Site.
  4. The instructions describe the required steps for the Default Web Site.

  5. Double-click on the Authentication feature.
  6. Select Windows Authentication.
  7. In the Action span, click on Advanced Settings...
  8. Disable the checkbox Enable Kernel-mode authentication
  9. Click on OK to close the configuration dialog.
  10. Run the following command, to restart the IIS and make the previous changes active:
  11. copy
    iisreset /noforce