Enables user notification of user input for interactive services, which enables access to dialogs created by interactive services when they appear. If this service is stopped, notifications of new interactive service dialogs will no longer function and there may no longer be access to interactive service dialogs. If this service is disabled, both notifications of and access to new interactive service dialogs will no longer function. Fix: (1) GPO: Computer Configuration\Windows Settings\Security Settings\System Services!Interactive Services Detection (2) REG: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\UI0Detect!Start