In order to hard reset a Celkon C24, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Celkon C24 device will be brought back to the default configuration of a brand new device.
1. First, power up the phone by pressing the Power button.
2. Start by entering Menu, Settings, then go to Backup and Reset and Factory Data Reset.
3. Select Yes and then begin the hard reset process be typing in this safety code: 1234.