Lenovo K3 Note recently received Android marshmallow 6.0 updates that is previously running Android Lollipop 5.1.1.So you want to root you K3 note running on android marshmallow 6.0.
Just follow below simple guide on How to root K3 note running on android marshmallow 6.0.
Before starting up make sure you have done the backup of your current rom as well as whole data of you device so that in case there is something wrong happen you easily recover it.
#How to Root Lenovo K3 Note on Marshmallow 6.0
1. Make sure you have TWRP recovery installed in your device.Then download Super su v2.68.zip and place it in your device memory.2.Then reboot your device into TWRP recovery mode.
3.Tap on "Install" in recovery mode and the select Super su v2.68.zip from your memory where you pasted it in 1st step.
4.Now After selecting the .zip file do "Swipe to confirm flash" at the bottom of the screen.
5.Once Flashed the Super su v2.68.zip files reboot your device. Done!
2.Tap on Settings tab in supersu app.
3.Scroll down you will see Full unroot option and tap it.
4.SuperSU will prompt you if you really want to continue with unrooting your device. Tap Continue.
5.Now reboot your device and when it boots up, uninstall SuperSU app by selecting Uninstall option on the SuperSU app page on Google Play Store.
4.Now After selecting the .zip file do "Swipe to confirm flash" at the bottom of the screen.
5.Once Flashed the Super su v2.68.zip files reboot your device. Done!
#How to Unroot Lenovo K3 Note.
1. Just open SuperSU app on your device.2.Tap on Settings tab in supersu app.
3.Scroll down you will see Full unroot option and tap it.
4.SuperSU will prompt you if you really want to continue with unrooting your device. Tap Continue.
5.Now reboot your device and when it boots up, uninstall SuperSU app by selecting Uninstall option on the SuperSU app page on Google Play Store.