How to hard reset Samsung s4 i9500, i9505 and other Samsung phones this hard reset method will also work for other models. but please be sure you have your Gmail id and password that is being used in you Samsung phone. If your Android phone have installed Android 5.1 or higher firmware then it should have FRP LOCK ON. To check your phone have from Lock ON of OFF you need to enter your Samsung Cellphone or Tab to download mode.
Press Vol- Home and Power key and press Vol+ to conform download mode. You may also like How to upgrade Samsung Mobile Phone using Odin?
How to hard reset Any Samsung Mobile Phone?
1- Turn off your Samsung Phone
2- Press Press [Home] + [Volume Up] + [Power Button]
3- Release Power key after Samsung logo displayed
4- You will Android logo and Installing Updates message on screen
5- After few seconds Samsung recovery mode will be displayed
6- Now use volume keys to navigate Wipe/Data reset
7- Press power key to conform wait for few seconds after complete
8- Select reboot system now and press power key to reboot.
Congrats! You have done now. 🙂