9 Antworten
You can something like below validaton.
Please mark as Best Answer if above information was helpful.Thanks,AND(
ISNEW(),
OR(ISPICKVAL(fieldname,'Sandbox A'), ISPICKVAL(fieldname,'Sandbox B')),
OR($User.Username = 'username1', $User.Username = 'username2'),
ISCHANGED(picklist field)
)