It is Microsoft Best Practice to leave the Default Domain Policy alone – and create another Group Policy on domain level and define settings there. If you follow this Best Practice you surely have no problems when reverting your settings to the default. If you have changed the Default Domain Policy, you could run into pain what if you need to revert the settings you made?
Microsoft(R) Windows(R) Operating System Default Group Policy Restore Utility v5.1
Copyright (C) Microsoft Corporation. 1981-2003
Description: Recreates the Default Group Policy Objects (GPOs) for a domain
Syntax: DcGPOFix [/ignoreschema] [/Target: Domain | DC | BOTH]
This utility can restore either or both the Default Domain Policy or the
Default Domain Controllers Policy to the state that exists immediately after
a clean install. You must be a domain administrator to perform this operation.
WARNING: YOU WILL LOSE ANY CHANGES YOU HAVE MADE TO THESE GPOs. THIS UTILITY IS INTENDED ONLY FOR DISASTER RECOVERY PURPOSES.
You are about to restore Default Domain policy and Default domain Controller policy for the following domain
Do you want to continue: <Y/N>? y
WARNING: This operation will replace all ‘User Rights Assignments’ made in the chosen GPOs. This may render some server applications to fail. Do you want to continue: <Y/N>? y
The Default Domain Policy was restored successfully Note: Only the contents of the Default Domain Policy was restored. Group Policy links to this Group Policy Object were not altered.
By default, The Default Domain Policy is linked to the Domain.
The Default Domain Controller Policy was restored successfully Note: Only the contents of the Default Domain Controller Policy was restored. Group Policy links to this Group Policy Object were not altered. By default, The Default Domain Controller Policy is linked to the Domain Controllers OU.