Samsung z4 hard reset 2017
This is simple step to do a hard reset on your
Samsung Z4 phone.
1. Turn off the phone completely.
2. Press and hold Volume UP and
HOME + power on the phone.
Keep pressing the VOl + home.
3. When Android Recovery menu screen appears release all keys.
4. Select "wipe data / factory reset" using the Volume down key and press power.
5. Navigate and highlight again to Yes -- delete all data and press power.
6. All data will be lost! Before doing a hard reset backup all important data.
After hard reset is done select Reboot system now.
Press power to reboot the phone.