Disabling password complexity rule in Active Directory Windows Server2008

If you want to disable password complexity policy in Active Directory Windows Server 2008, you have to do it using Group Policy:

1. Open Group Policy Management Console (Start > Run > gpmc.msc).

2. Open the Domain, and right-click and Edit the "Default Domain Policy".

3. Go into the "Computer Configuration" > "Windows Settings" > "Security Settings" > "Account Policies", and modify the "Password must meet complexity requirements" setting.

4. Start > Run > gpupdate /force to force update the group policy.

Now you can change the user's password to whatever you want.