Gpupdate /sync Vs /force
The /sync option synchronizes the computer's Group Policy settings with the Active Directory. When you run gpupdate /sync , the command:
While both commands are used to refresh Group Policy settings on a Windows machine, they trigger different mechanisms within the operating system. gpupdate /sync vs /force
This reapplies everything waits for background sync. Useful only in very stubborn cross-site replication + stuck policy situations. Expect a long wait. The /sync option synchronizes the computer's Group Policy
If a policy should be there but isn't showing up in gpresult , /force can clear up local inconsistencies. gpupdate /sync vs /force
It forces the client to re-evaluate and re-apply every applicable GPO, regardless of whether the version number in the SYSVOL folder has changed. When to use it: