Warning: To prevent abuse of this policy, if a device is not joined to an Active Directory domain, and if this policy has been set to 0 or to a value greater than 77 hours, this setting will not be honored and replaced by 77 hours after August 2014. Specifically, this Chromium Project page states clearly that: It involves downloading and setting up specific group policy templates. I don't agree fully with the answer by Helder Magalhães. Second, a few comments regarding the proposed registry settings:
So you shouldn't disable the services (set both to Manual instead). This is likely the guilty, as it seems to cause the policy settings to be ignored (source).
Google Update Services are both disabled.