Update Lenovo Vibe Z K910 To Android 5.1.1 Lollipop


Lenovo Vibe Z K910 phone users can try an unofficial ROM, CM 12.1 to get the Android 5.1.1 Lollipop experiences and features, not only that this ROM has also its own features to enjoy.

You are welcomed to install the ROM to your device. And in this phone we will try to guide you through the entire process needed to flash it.



  • No bloatware from the manufacturer.
  • There is a privacy guard feature for you to set permissions for the apps.
  • You can choose the UI features.
  • Fast and smooth also.
  • Pre-rooted.
  • There is CM Theme Engine.
  • There is Audio FX such as equalizer.

What’s working.

  • You can use Dual SIM (Can be enabled in extra settings of the ROM).
  • Smart cover (You can enable it via extra settings).
  • GPS.
  • Bluetooth.
  • Network location.
  • Smart cover.
  • And many more.

Those are the features and what features are working once the ROM is installed.

If you are interested to flash it, please to read the following preconditions first.


  • Make backups first. You should not flash a custom ROM without firstly performing backups.
  • CM 12.1 ROM was not released by Lenovo. Thus you will likely lose your warranty.
  • CM 12.1 ROM is made based on AOSP project, therefore you will need to unlock your device’s bootloader first.
  • There will be no Gapps in the CM 12.1 package, therefore you will need to install it separately.
  • Enable USB Debugging Mode of your Lenovo Vibe Z K910 first.
  • Have a Windows computer with a USB cable and has installed USB drivers.
  • You will need to do a factory reset as the part of the instructions, again make backup first before going to the instructions.
  • You should already have a CWM or TWRP recovery installed.
  • It’s better that your device is already rooted.

Since you have fully understood every points on the preconditions, so it’s time to go to the tutorials.

Update Lenovo Vibe Z K910 to Android Lollipop (5.1.1) with CM 12.1 ROM

Perform the instructions to flash the custom ROM at your own risk and be sure you already made backups beforehand.

Files needed for the installations. Do not extract the zip files once they are downloaded to your PC. Do not forget that.

  • Download CM 12.1 ROM zip file from here.
  • Download Gapps from the here.

Also see download stock ROMs for Lenovo for all models.


  1. Transfer the zip files to your phone’s internal storage. When all the files transferred,disconnect the phone from your PC. Now enter the CWM recovery.
  2. Inside the recovery, perform a factory reset using the Wipe Data/Factory Reset.
    Wipe Data Factory Reset CWM
  3. When done, you must perform a Wipe Cache Partition, and then head to the Advanced menu to do a Wipe Dalvik Cache.
    CWM Wipe Cache Parition


    Wipe Dalvik Cache
  4. You can now select the Install Zip From SD Card and then choose the Choose Zip From SD Card and find the ROM zip file you previously transferred to your phone’s SD Card. Then install it.
    Install zip from SDCard


    Choose Zip From SD Card
  5. To flash the Gapps, just repeat the above step.
  6. You can now choose the *****Go Back***** option to get back to the Main menu and then use the Reboot System Now.
    Reboot System Now CWM Recovery
  7. When your phone has finished rebooting, then check what is ROM powering your phone now via About phone.

You did it guys, you just managed to install CM 12.1 Android 5.1.1 Lollipop ROM on Lenovo Vibe Z K910. If you like the post, do not forget to tell your friends about the post. So your friends will reap the same fruit as you did. And as always see you again in the next posts and tutorials of the Install Android ROM blog.


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