One of the custom ROM for Lenovo K3 Note based on Android Oreo which has been ported by AKS12 from XDA and you can download the firmware from the bottom of this article. The custom rom is in English by default and has a lot of modifications and tweaks.
Carbon Rom is an aftermarket firmware based on the Android Open Source Project. We are dedicated to fast, stable, and feature-filled ROMs, honesty and communication with our users, and openness with our code. We like frequent builds, with the very latest and greatest hardware support and fixes. We strive to not only provide you with the best ROM we can build, but also to give back to the Android community and our fellow developers. For us, this is about creating something we can be proud of and hope you will enjoy.
DISCLAIMER: In no means we are responsible if you brick your phone or your SD card dies or your phone behaves abnormally. It is your sole and your own responsibility to install the custom rom on your phone. If you’re unaware of custom roms and its bugs then please do not go any further.
1.TWRP must be installed – You can follow the tutorial here
2. Backup all your data.
About the ROM
Android Version: 5.1
Compatible with: Lenovo K3 Note
ROM type: Carbon ROM (AOSP)
ROM Author: AKS12
ROM Size: 545 MB
Lenovo Camera App
Based on AOSP
Long Battery Backup
Transparent Status Bar
How To Install
Step 1: Copy both the files to your SD card
Step 2: Boot into Recovery
Or simply connect your phone and type adb reboot recovery in fastboot window
Step 3: Please take an entire backup of your current ROM through the TWRP menu
Step 4: Wipe Data / Factory RESET
Step 5: Wipe Cache, Partition, Dalvik and System
Step 6: Select the ROM & GApps and flash it
NOTE: According to the author of this custom ROM, we can confirm it has no bugs and tested by many Lenovo K3 Note users who have reported it to be the most stable AOSP based custom ROM for their devices. You can download and flash the custom ROM and let us know how do you feel and if there are any bugs found. You can leave your feedback using the comment section below or by using the contact form from the bottom of this page. Till then have fun flashing the custom ROM and do share it with others who have the same device as yours.