It wasn't a customer's phone. It was his.
: Repairing or changing serial numbers and IMEI (subject to local laws). Bootloader Management : Unlocking and relocking bootloaders. z3x samsung tool 19.1
: The tool provides core professional functions, including: Direct Unlock : Removing network/regional locks. FRP Bypass : Resetting Google Factory Reset Protection. It wasn't a customer's phone
: Improved compatibility for a wide range of MediaTek-based Samsung devices for operations like flashing and unlocking. z3x samsung tool 19.1
This specific version was notable for adding flashing, unlocking, and network repair support for models such as: (Galaxy Grand Neo) SM-J100ML (Galaxy J1) SM-A7000/09/FD/H (Galaxy A7 series) SM-G7200 (Galaxy Grand Max) GT-I9301Q (Galaxy S3 Neo) How to Install and Set Up