This policy setting determines whether published User Activities can be uploaded. If you enable this policy setting, activities of type User Activity are allowed to be uploaded. If you disable this policy setting, activities of type User Activity are not allowed to be uploaded. Deletion of activities of type User Activity are independent of this setting. Policy change takes effect immediately. Fix: (1) GPO: Computer Configuration\Administrative Templates\System\OS Policies\Allow upload of User Activities (2) REG: HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\System!UploadUserActivities