Gpupdate not updating
(This avoids all user and computer policies being seen and applied at the same time.
So between 60 minutes and 120 minutes if you are going to wait.
When you make a change to a group policy, you may need to wait two hours (90 minutes plus a 30 minute offset) before you see any changes on the client computers.
Even then, some changes will not take effect until after a reboot of the computer.
Press N to reject those prompts and then manually restart your computer.
It's best to completely restart the computer, and it is slightly faster to reboot manually than to reboot through the Command Line window.
This is something that hasn’t changed since I was doing Windows 2000 exams 🙂 The default interval between policies being applied is 90 minutes, plus or minus a figure between 0 and 30 minutes.
Now you can change this interval with group policy; As you can see, you can change the interval up to 64,800 seconds (45 days).
If you set it to ‘0’ the policy updates every 7 seconds (NEVER DO THIS!
You can change the default values by modifying the settings in Administrative Templates.
You cannot schedule a specific time to apply a Group Policy Object (GPO) to a client computer.