Help:Strange problem sm-g920f after reset EE :(


phone came to me with 5.1.1 latest build of EE-UK
it is brand new phone and after reset EE phone shows abnormal behavior , dont know where i did mistake,

here are screen images of the phone…195f&lgfp=3000…795f&lgfp=3000

is it necessary to root before reset EE?

pls suggest to solve issue, I tried to flash this build but either odin stop flashing during system or sometime give error at the end when modem part flashing,


<ID:0/010> Added!!
<OSM> Enter CS for MD5..
<OSM> Check MD5.. Do not unplug the cable..
<OSM> Please wait..
<OSM> AP_G920FXXU2BOFJ_CL5012324_QB5369091_REV02_user_lo w_ship.tar.md5 is valid.
<OSM> Checking MD5 finished Sucessfully..
<OSM> Leave CS..
<ID:0/010> Odin engine v(ID:3.1005)..
<ID:0/010> File analysis..
<ID:0/010> SetupConnection..
<ID:0/010> Initialzation..
<ID:0/010> Get PIT for mapping..
<ID:0/010> Firmware update start..
<ID:0/010> SingleDownload.
<ID:0/010> boot.img
<ID:0/010> NAND Write Start!!
<ID:0/010> recovery.img
<ID:0/010> system.img
<ID:0/010> Complete(Write) operation failed.
<OSM> All threads completed. (succeed 0 / failed 1)

I also try smart switch emergency recovery but failed

urgent help and suggestion will be highly appriciated,