@HendryK Hi I want to update the issue, now the issue is solved, just logout, force closed the apps and login again, now Mr.X now became owner. Thanks for the support.

Btw any way to undo my action, remove owner in deco apps?

@David-TP thanks for the reply, my deco in office i will give to you by tomorrow. Actual is too late, im already remove the owner in deco apps.

I succesfully press change owner and sent to my friend, lets say he is Mr X to become a new owner, but the problem now: 1. Mr. X still have manager role not owner 2. in screen Mr X show error "Unable...