It will remove all the data ,contacts and apps that you installed
Power off the Phone press Volume Down +Power Button.
screen show Download mood then touch Home key.
screen show android System Recovery Utility
select option wipe data/Factory reset select with Volume key.
then touch menu key and flow screen information
Maximus max 903 Restore Factory Hard Reset Format Phone.So lets start the Maximus max 903 Restore Factory, Maximus max 903 Hard Reset.Turn Off the mobile phone for few mints.Maximus max 903 Remove Pattern Lock.
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.