Turn password complexity off in Windows 2008 Server or change other grayed out security options.

(1) run gpmc.msc (Group Policy Management)

(2) Expand your Domain

(3) Go to <Group Policy Objects> and select <Default Domain Policy>

(4) Expand: <Computer Configurations> <Policies> <Windows Settings> <Security Settings> <Account Policies> <Password Policy>

4.1) rigth click.. and select <Edit> (its impossible to make change in the GPM.. only in the Editor)

(4.2) again.. Expand: <Computer Configurations> <Policies> <Windows Settings> <Security Settings> <Account Policies> <Password Policy>
(4.3) 2 clicks in the <Password must meet complexity requirements>

(5.1) close the Editor
(5.2) and than refresh the GPM

Wait until the policy updates a bit or

(6) run: gpupdate /Force


This is the only way to disable Password Complexity in Server 2008. The local Security Policy can not be used for changing Password Complexity in Server 2008.