ow To Hard Reset Samsung Glaxy S5 Via Key Combination Trick
- Turn Off samsung s5 or remove battery and insert after 10 seconds.

- Press and hold Volume Up + Home and Power keys together.
- Release both keys when Android logo will appear.
- From Android system recovery select Wipe data/Factory reset with volume down key and press power button to confirm selection.
- Select Yes -- delete all user data with volume and power to confirm.
- Reboot mobile to show home screen.