OnePlus One has a 5.5″ 1080×1920 JDI display. It’s powered by a 2.5GHz Qualcomm Snapdragon 801 processor and 3GB of RAM. Storage comes in at either 16GB or 64GB. Other features include a 13MP camera, 3100mAh battery, dual front speakers and StyleSwap replaceable back covers.

OnePlus One runs on a modified version of the CyanogenMod as its stock ROM. Though Android 5.0 CM builds are available for many devices, OnePlus One has not received any official update. However a port of CM 12 is available for this device. Follow the guide below to install it on your OnePlus One.


Disclaimer: Follow the instructions at your own risk. If the device gets damaged, the writer or the owner of the site must not be held responsible.

Pre-requisites and Backing up your OnePlus One:


Steps to install CM 12 ROM on OnePlus One:

  1. Create a Nandroid backup from recovery, in case anything goes wrong.
  2. Download the CM 12 ROM zip file and Gapps zip file and transfer it to the phone.
  3. Switch off the phone and boot the phone into Recovery mode.
  4. Next, wipe the cache and the dalvik cache.
  5. Now go to “Install zip” and then “Select zip”. Choose the CM 12 ROM zip file.
  6. Now again clear cache and dalvik cache.
  7. Go to ”Install zip”, then “Select zip”. Choose the Gapps zip file.
  8. Then perform full data wipe task. To do so, click “Wipe Data/Factory Reset”, then choose “Yes” on next screen to confirm.
  9. After the process is complete, reboot the phone.

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