Information
This policy prevents automatic copying of user input methods to the system account for use on the sign-in screen. The user is restricted to the set of input methods that are enabled in the system account.
The recommended state for this setting is: Enabled
This is a way to increase the security of the system account.
Solution
To establish the recommended configuration via configuration profiles, set the following Settings Catalog path to Enabled
Administrative Templates\System\Locale Services\Disallow copying of user input methods to the system account for sign-in
Impact:
Users will have input methods enabled for the system account on the sign-in page.