Policy
Specify contact website
Specify the URL that will be displayed in Windows Security and associated notifications. Users can click on the contact information to visit the specified website. The default web browser will be used. Enabled: Enter the URL in the Options section. Disabled: A contact website URL will not be shown in either Windows Security or any notifications it creates. Not configured: Same as Disabled.
e24d5ed49436 EnterpriseCustomization_URL Registry
Copy registry mappings
HKLM\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Enterprise Customization\Url Policy notes
Specify the URL that will be displayed in Windows Security and associated notifications. Users can click on the contact information to visit the specified website. The default web browser will be used. Enabled: Enter the URL in the Options section. Disabled: A contact website URL will not be shown in either Windows Security or any notifications it creates. Not configured: Same as Disabled.