Important Notice
After rooting your phone, it’s advisable to unroot before performing an OTA update or restoring factoring settings. We have a comprehensive guide on that here.
Materials Needed For Rooting
» PC with internet connection
» USB Cable
» SP Flash Tool - Download it Here
» SuperSU.zip - Download it Here
» TWRP for Tecno W4 - Download it Here
To Root Tecno W4
» Save the SuperSU.zip that you downloaded to your phone's SD card
» Unzip the TWRP zip file that you downloaded and flash the recovery image to the phone using SP Flash Tool
» Now, boot your phone into TWRP Recovery Mode (by Holding the Vol Up and Power button simultaneously for 5 seconds)
» In TWRP Recovery, Choose install zip from SD card - to choose a zip from SD card use Vol up and down scroll up and down, then choose the Supersu.zip file from the root of your SD card.
Scroll to yes and install, after a successful flashing go back and reboot.
It is simple as that. You may download Root Checker from Play Store to verify your root privileges. After downloading, simply Install Root Checker, run it and you should get a success message after then.
How To Change Your Tecno W4 IMEI
You can now change the imei with mtk engineering or any other one .
Credit:dsmedia
See Below Video For Clerification
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