Tecno M3s and P5s(single sim) sd card fixed.

Tecno M3s and P5s have their default storage to phone  making it hard to install HD game data (Obb) to sd card.For a gamer like me it annoys so much if you can't set your game data to sd  .This simple guide will help you swap your phone storage: sdcard0 with sdcard1 
 Instruction :

• make sure your phone is rooted 
• install root explorer 
•  navigate to system folder of the root of your phone 
• Check for this file> system> etc> void.fstab 
  

Open the file in root explorer text editor check for these lines;

         * dev_mount sdcard /storage/sdcard0 emmc@fat /devices/platform/goldfish_mmc.0 /devices/platform/mtk-msdc.0/mmc_host
         * dev_mount sdcard2 /storage/sdcard1 auto /devices/platform/goldfish_mmc.1 /devices/platform/mtk-msdc.1/mmc_host

simply interchange those digits 0 with 1,save changes,exit and reboot your phone.Good to go now you can install, save Obb data on your sd card and enjoy your HD games.