It will remove all the data ,contacts and apps that you installed
At the beginning switch off the phone by using the Power rocker.
After that press and hold Volum Down and Power buttons together for a couple of seconds.
You can release all keys when the Bootloader Mode appears on the screen.
Choose the Factory Reset by pressing the Volum Down button to scroll and Power key to select.
Success! The hard reset has just been performed.
Firstly turn on the phone by using the Power button.
Go to Settings and then to Backup & Reset.
In the next step tap Reset Phone.
Choose Erase All Data if you are sure you want to clear all your data.
Select OK to begin the whole operation.
Wait to complete the hard reset process.
HTC Desire 626G Restore Factory Hard Reset Format Phone.So lets start the HTC Desire 626G Restore Factory, HTC Desire 626G Hard Reset.Turn Off the mobile phone for few mints. HTC Desire 626G Remove 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.