It will remove all the data ,contacts and apps that you installed
First of all turn off your phone.
Press and hold Volume Down + Power button at the same time for a few seconds.
Release held keys when you see Bootloader Mode.
Then press Volume Down to select option "Factory reset", and press Power key to confirm.
Well done! The hard reset has just been performed.
If the display is off, press the Power button to turn it back on.
Then from Main Menu go to Settings and tap Backup & Reset.
Afterwards choose Reset phone and select Erase all data.
Tap OK to confirm your choice.
Success! Your phone is ready to use.
HTC One mini 2 Restore Factory Hard Reset Format Phone.So lets start the HTC One mini 2 Restore Factory, HTC One mini 2 Hard Reset.Turn Off the mobile phone for few mints.HTC One mini 2 Remove Pattern Lock.
Hard Reset,Restart Problem,Restart Solution,Restore Factory,
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.