winstar s5 pattern lock pin lock password lock done
1 open inferno tool spd and formatting
all problem solve spd 7731x 100% tested
2 Format success
3 Clear FRP Success
Operation:
1.Remove battery and insert battery back.
2.Press and hold 'VolumeUp' and 'VolumeDown' keys.
3.Please insert USB cable within 60 seconds.
Analysis of USB port,Please insert phone USB cable.
Phone found[SPRD U2S Diag (COM38)]
Internal version: SPRD3
Boot downloaded.
INFERNO SPRD 773x bootloader v1.0
Boot downloaded.
Factory reseting...
Format success.
Clear FRP Success
Wait until the phone boot up.
If the phone does not boot up automatically,open it manually
my problem solve
1 open inferno tool spd and formatting
all problem solve spd 7731x 100% tested
2 Format success
3 Clear FRP Success
Operation:
1.Remove battery and insert battery back.
2.Press and hold 'VolumeUp' and 'VolumeDown' keys.
3.Please insert USB cable within 60 seconds.
Analysis of USB port,Please insert phone USB cable.
Phone found[SPRD U2S Diag (COM38)]
Internal version: SPRD3
Boot downloaded.
INFERNO SPRD 773x bootloader v1.0
Boot downloaded.
Factory reseting...
Format success.
Clear FRP Success
Wait until the phone boot up.
If the phone does not boot up automatically,open it manually
my problem solve