This article explains how to reset an I-Series 3.0 Android device from Android Home

Please follow the below steps to reset your Elo Android I-Series 3.0 from Android Home:

1.  From the Android Home screen, swipe up for quick access to all installed Apps and Settings.

2.  Click the Settings button

Scroll to the bottom of the screen and select System

4.  Click Reset Options

5.  Click the “Erase all data (factory reset to EloView Mode)” option 
      Note: choosing “Erase all data (factory reset)” will perform a full data wipe but retain Android Home mode.

6.  Click the Reset Tablet button

7.  Click the Erase Everything button 

See attached document for screenshots of all above steps.