Samsung Galaxy Round — Custom Binary blocked by FRP Lock

Custom Binary blocked by FRP Lock. J7 Prime G610F. I tried to flash many versions of Firmwares and custom recoveries but error is same.
when i try to install some firmware or TWRP or other custom recoveries i got this error after a few seconds: Complete(Write) Operation failed. This error is on odin
and i got this error on my cell> Custom Binary(RECOVERY) Blocked by FRP Lock.
I tried Odin Versions:-
3.13.3,
3.13.1,
3.12.7,
3.12.5,
I tried these all custom recoveries(attached in picture).
and I tried these all firmwares(attached in picture).
firstly i was installed TWRP 3.3.0.0 fine, but after installing this when i rootedmy j7 prime(G610F) and when i restart my cell after i got this error(Custom Binary blocked by FRP Lock)
Pleaseany expert help me plzzzzzz.

— modified on May 21, 2019, 2:04:41 PM by moderator