Cannot change WSE 2016 password policys

i cannot change password length in security settings/password policy in wse-2016

the dialog box has "7" in grey text. down buttons not work.

i suspect other overriding control elsewhere. suggestions -- please give details newbie understand.

thanks

john

yep did trick on 1 mariette.   thanks.

for other newbies..

to change password policy users on wse-2016.

from dashboard/users.

select administrator name.

select "set password policy" on rhs of dialog box.

on next dialog, slide scale weak, medium, strong etc.

weak = password.  can set "never expires".

Windows Server  >  Windows Server 2012 Essentials