Before you root your Tecno R7, you should know the ugly side of rooting your smartphone and this simply means that it voids the 12-Months Warranty that comes with your smartphone. If you have rooted your Android in the past, then you should not be asking at this moment why rooting your Android. So let’s go straight to processes of rooting within 3 minutes without a PC

How to Root Tecno R7 Smartphone with Frameroot within 3 minutes
We are going to use Frameroot.
Frameroot is an android program that serves as a universal rooting program that is compatible for most android smartphones. Well, it’s tested and confirmed that apart from using Frameroot to root Phantom A plus, this software also roots the Tecno R7 Smartphone. - See more at: http://www.jindublog.com