How to unlock family link on a Moto E5 Cruise parental guidance will not let the phone unlock

Jan 23, 2019
My daughter lives in Arkansas I live in Mississippi I put family link by Google Oman and her phone I mailed the phone to her for her birthday she got the phone it wanted a parental passcode I looked on my phone and gave her a passcode I'll come to find out our phones come unprogrammed is there a passcode to where she don't have to send the phone back to me