Samsung j701f root and install working custom rom, if you got failed or error while flashing repair firmware with odin in latest version 8.0/8.1 u5/u6 or higher version.restart and flash failed problem also solved with this method 100%.also possible to downgrade j701f without damaging security aria like baseband and efs parts.
To root phone you have to flash custom recovery,follow billow given proper guide to be success.Make sure that oem unlock is on before flashing twrp recovery
j701f restart and baseband unknown problem after flash also solved with this method.
Samsung j701f j7 nxt/core 8.1 latest security (u6)after root or flash with wrong boot file many users are facing imei null or unable to get imei problem.Till now many professional tools like z3x,octoplus are not support to repair imei in new security.after full flash with repair firmware problem also not solve.if you are having same problem read this post carefully you will definitely solve your problem.
To repair imei or emergency call only in samsung j7 nxt/ j7 core no need to write any cert file and no need any efs backup
To repair imei and fix baseband unknown you will have to root your phone first.because apk used in this method need super user permission to access phones root files
Redmi 6a mi account unlock done without mi flash tool id without using any box or dongal.Free solution to mi account in redmi 6a.Tested and working in more than 2 phones.
As xiaomi new security all the new phones comes with antirolback security we can not downgrade os version also to upgrade or flash phone need mi authorised login id and password which was provided to xiaomi authorised service centers only.So every one can not flash or unlock phone like redmi 6,redmi 6a,redmi 6pro etc models.But by this tool you can unlock redmi 6a mtk(not tested with redmi 6) easly without paying anyone..
credit goes to original tool creator
Power off phone
Hold volume down and insert usb to phone to boot into fastboot mode
Install fastboot drivers for xiaomi if already not installed
Open tool and press 1 for mi account,press 2 to unlock frp
hit enter and wait..its done..
!!!! Feel free to comment here if you have any query regarding this post !!!!