In order to hard reset a ZTE Iconic Phablet, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
ZTE Iconic Phablet device will be brought back to the default configuration of a brand new device.
1. Power down the phone.
2. Press'n'hold the Volume Down + Volume Up + Power buttons continuously.
3. Select Wipe Data/Factory Reset option - use Volume to scroll to the option and Power to select it.
4. Select Yes and then Reboot System Now.