Custom binary blocked by frp
 

Hie team i have a problem with J710f running on 7.0 if i login with my google account it goes to binary blocked by frp once i reboot the phone it won't boot i have flash it several time but problem come again once i put my account and reboot the phone please help

go recovery
do wipe data cache
check and reply
also upload photo from recovery and download

http://postimg.cc/ykvRNJnD

https://i.postimg.cc/V6bJxHyr/20190316-063828-Film3.jpg

http://postimg.cc/ykvRNJnD

http://postimg.cc/ykvRNJnD

https://i.postimg.cc/DZCxN0Ty/20190316-064748-Film3.jpg

re flash the phone with stock firmware 4 file flash

now download mode ok
what is issue now
frp is off
firmware is official

The problem is that this phone was repair imei so when flash there is no service so i root and repair network now my problem is that when i sign inn google account then reboot the phone in get custom binary block by frp

try this
fo developer option
enable OEM UNLOCK