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Tutorial - How to Install Android 5.1.1 CM12.1 on Asus Zenfone 5  Very Stable version. Here you can download CM12.1 and find a guide how to install it on your device. There are lots of changes in ROM like to improve batter backup, performance, touch, sensor, audio is more loud if we compared to stock ROM. Now you can use the device in horizontal mode and the last one is the camera. There is an available dual camera application available one is Cynogenmod camera and the second is Asus Stock Camera app.



Pre Requirement

• TWRP Recovery (Download All files from end of post)
• Device Bootloader Unlocked (Also Check out How To Unlock Bootloader on Asus Zenfone 5)
• ADB Tool
• CM12.1 ROM

How to Install CM12.1 on Asus Zenfone 5

Step 1. After Unlocked bootloader. Now flash TWRP custom recovery on your device.

Step 2. Power off your device. Press and hold Vol UP + Power till see the ASUS Logo.

Step 3. Now extract ADB on your PC and copy the downloaded new-twrp image file in ADB folder.

Step 4. Open ADB folder and Press and hold Shift button and Right Click on mouse then choose open CMD WINDOW HERE.


Step 5. Now Write below CMD to flash  TWRP Recovery on Device

• fastboot flash recovery new-twrp.img

Step 6. After Successfully flash recovery image on device. Select Reboot option from droidboot.

Step 7. Now Copy CM12.1 ROM zip file in device internal storage.

Step 8. Open TWRP recovery via bootloader (Use Step 2 to open the device in the bootloader). Then select recovery option using volume and power key.

Step 9. Select Wipe Option then check Dalvik Cache, Cache and Data then Swipe to Wipe.

Step 10. Now Go back and select Install > Scroll down and select ROM zip > Swipe to flash.

Step 11. Again Go back and Select Wipe then Swipe to Factory Reset.

Step 12. Now Reboot System.


Congratulation, Now You can use the CM12.1 ROM on Asus Zenfone. Note first boot can be take 10 minutes if it will not start re-apply steps from step 8. You can also check out How to Install Stock Rom on Asus Zenfone 5. Share this tutorial with your friends and family.