It will remove all the data ,contacts and apps that you installed
1. Press and Hold Volume Down Button and Press Power button.
2. You Will Show 2 Option  Recovery Mode : Volume Up
 Factory Mode : Volume Down
3. Then Press Volume Up For Recovery Mode
4.Operate Cursor By Volume Up & Down Button. Then Select "Wipe data/factory reset" (press the Menu button not home button! the menu button from the left side)
5.Then Select "reboot system now"
MicroMax Android A44 Restore Factory Hard Reset Format Phone.So lets start the MicroMax Android A44 Restore Factory, MicroMax Android A44 Hard Reset.Turn Off the mobile phone for few mints.MicroMax Android A44 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.