g928f hang to samsung logo

Searching Samsung modem... detected COM6
Reading phone info... OK
Model: SM-G928F
AP version: G928FXXS3BQB1
CSC version: G928FNEE3BPI1
CP version: NONE
Phone SN: RF1D45EJGGR
IMEI: NONE
Unique number: 8431494C54304A35
Reading IMEI... OK
IMEI: NONE (SIGN: NG_SIGN)
Done with Samsung Tool PRO v.31.0