(19-11-2020, 06:14 PM)rashirdzuber Please help how to repair imei redmi s2 yls without box
without box means you'll have to look for a working qcn / efs backup OR a working phone to take a qcn backup from i.e qfil write imei method @ https://www.hovatek.com/forum/thread-27590.html
you are free to try method 1 too and see if it works for you
