DESCRIPTION

Extract the archive with 7zip or Rar, all the files needed included in this package.

This package include original , the update and a 2gb internal disk mod imagefor the tablet.

- speedupdate0415.img ->the original 4.1.1 Software

- speed_422_2013_08_10.img -> the update  rom to andrid 4.2.2

- speed_422_2013_08_10_2gb.img -> the modified enlarged internal sd card rom 4.2.2.

Install driver from the Rkbatchtool folder , Run rkbatchtool and open .img file 

Optionally If this does not work , try Rk factory tool, also included.

Hold Volume (-) and connect the tablet to the usb cable, the Rk batchtool should show an active device on one of the numbers.

Click on the Update button , and the process begins.

At the end you should get a message 1 Success 0 Failed, 

Disconnect the tablet and power on or connect to chareger, it should start rightaway.

Please if you downloaded it , rate the rom and the author ! its important for us.

Please donate me to keep my work going, also dont forget to rate.

Thanks and have a good one.

※Please make a backup of your device before installing or updating ROM