Back up your data before hard resetting Samsung Galaxy. This will prevent the loss of applications, songs, videos, photos, and other important and precious files on your phone. Go to settings then select backup & reset so as to back up all the data and information on your phone.
But The best way is to register Google Account and turn on Sync. After resetting or changing your phone for another one just enter login and pass and all your data will be restored.
And don’t forget to take out sim cards and sd cards else it will be erased too.
There are 2ways to do a hard reset: soft and hardware.
1st way Samsung j5 hard reset by using the button
1 Switch/turn off your Samsung Galaxy J5 J500H/DS or J5/510H
2 Press and hold the Volume Up button, Power button, and Home key button. Press them together at the same time. Hold the buttons until an Android screen appears.
3 Use Volume Down to select the Factory Reset option. Press and hold the power button to select the factory reset option.
4 On the next screen you will see Confirmation Yes/No Option
5 Restart your phone. You will notice that your phone is completely wiped.
6 Set Up your phone again.
Another simple way Samsung j5 factory reset J5 J500/DS or
Galaxy J5 J510/H;
Unlock your phone > Home Screen > Menu and then go to Settings.
Find and Tap Backup & Reset > then find > Factory Data Reset.
Next press Reset device. (On this step you will be asked to enter the pin or screen lock, and password from e-mail)
To confirm your choice select Erase everything.
This method is very simple and secure to use.
If you have some difficulty with these steps just try to do it a few times!
Menelik
I have successfully hard resetted my j500 DS but it cant proceed from wi fi because it cant respond on thr next option