found this command:
/usr/local/psa/bin/poweruser --off
upgrading from version 11 is tricky as these licensing are new as of version 12.
be aware only available if you have following license: Plesk Web Pro Edition or Plesk Web Host Edition
I accidentally switched to power user.
but don't have any admin profile assigned it seems. how can I switch back? overtime I logon now I receive the can't open page now :(
I am using 12.5 and is the web Host edition.