with this ,you can format the VIVO Y83 and Y85 MTK version in the MTK TOOLS
boot must be select Y83_Only
* WORLD FIRST REPORT MRT OKEY VER 2.65
http://forum.gsmhosting.com/vbb/13216003-post29.html
* MRT Okey New Official website ----> WWW.MRTKEY.ORG
* Download Link :
#MRT KEY FTP 1
#MRT KEY FTP 2
GOOGLE DRIVE #1
GOOGLE DRIVE #2