Here is a tested and much sought after image for Ubislate 7C+ Edge Tablet - (SA86V-A13-2G v1.3, camera in Right Upper, 2G Sim Support) ! You can use Phoenixcard or Livesuit to flash your Tablet.
We all know how good the ****ing Datawind support is : After constantly searching and learning on internet for more than 3 months : here is what you all need :
Flash on a micro SD card (2 GB min or better 4GB) using phoenix card or livesuit ! Insert card into your Tablet's (Ubislate 7C+ SA86V-A13-2G v1.3 camera in Right upper corner only) Card Slot. Press Power on Button and hold Volume up (+) & as soon as your tab enters flash mode - you are done after 2-3 minutes (after stage 1 & 2) !!