It will remove all the data ,contacts and apps that you installed
In order to switch off your device press the Power key.
Afterwards press and hold together: Volume Up + Home + Power button.
You should release held keys when an Android Icon appears on the screen.
Select "wipe data / factory reset" by using Volume buttons to navigate and Power button to confirm.
Afterwards choose "Yes -- delete all user data" to confirm whole operation.
When the Recovery Mode appears again select "reboot system now".
Good job! The hard reset has just been performed.
If the display is off, press the Power to turn it back on.
Afterwards go to Settings and then to Backup & reset.
Tap Factory reset device and Reset Devive.
Choose Erase Everything if you are sure you want to clear all your data.
Select OK to confirm the whole operation.
Samsung Galaxy Tab 3 T211 estore Factory Hard Reset Format Phone.So lets start the Samsung Galaxy Tab 3 T211 estore Factory, Samsung Z3Hard Reset.Turn Off the mobile phone for few mints.Samsung Galaxy Tab 3 T211 emove Pattern Lock.
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Restore Hard reset will set your phone in origional factorry settings. It will remove all the data and apps that you installed. Your contacts will be removed and you have to add them again.