[Q] always mode problem after upgrade topic

Hi, friend
first, i apology for my english

OK, the problem is

original rom P780 have developer mode at setting menu and i check "always mode" mean when i charging it,the display always on

then i upgrade rom without uncheck "always mode"

and new rom has no developer mode, it's gone

Now i can't change that. my display always on all night

how i do?

adb command or somthing but not root my phone plz