Gpupdate force not updating
But unless you have a REALLY good reason I would not recommend that you change this value from the default.
Delete the "HKCU\Software\Policies\Microsoft" Key Delete the "HKCU\Software\Microsoft\Windows\Current Version\Group Policy Objects" Key. To answer your question - yes it's physically removed from the domain and now joins a workgroup. Basically, how this works is it (since it gets no policy when you run the command), it applies an empty policy, which effectively removes the stuck policy once and for all. If you see the DC or evidence that it pulled a policy, separate your computer from the network that's running on the DC and plug the machine into a separate network. Basically, does the system know it's not on the domain?
This TGT refresh is by default is configured to only happen every 10 hours in Active Directory.