It will remove all the data ,contacts and apps that you installed

1.Power Off Mobile.
2.Now Press Home+center+power Key Altogether.
3.After 10-15 Sec Triangle Symbol Will Be Appear.
4.Then Press Call Button For Recovery Menu.
5.Use Volume Buttons To Scroll Option.
6.Select Wipe Reset.
6.Now Press Center Button To Select Option.
Done :)
Karbonn A1 Restore Factory Hard Reset Format Phone.So lets start the Karbonn A1 Restore Factory, Karbonn A1 Hard Reset.Turn Off the mobile phone for few mints.Karbonn A1 Remove Pattern Lock.
Sign up here with your email
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.
ConversionConversion EmoticonEmoticon