Manually Install Cyanogen OS 12 or CM12S on OnePlus One

OnePlus One users have waited for months for this Android 5.0 Lollipop CM12S update and now the wait is finally over as Cyanogen team released the most awaited update for their most lovely smartphone making it the first ever device to receive this CM12S OTA update.

Manually Install Cyanogen OS 12 or CM12S on OnePlus One

OnePlus One has achieved tremendous success all over the World and still thousand of Android folks want to get their hand on this piece of beauty. The reason for its popularity is high specifications in very low price. OnePlus One comes with Cyanogen OS based on Android that offers very unique experience and interface. Now since Cyanogen has released CM12S Android 5.0 for OnePlus One, so why not install this update manually on OnePlus One? OK, here we go!

Safety Guidelines

  • Make sure your phone is charged (At least 70%).
  • You should have complete backup of all your important data.
  • Download and Install OnePlus One drivers in Windows 7 or Windows 8.

How to Manually Install Cyanogen OS CM12S on OnePlus One

Step 1: First of all download the CM12S for OnePlus One from here and place the zip on your desktop.

Step 2: Connect your OnePlus One to your computer and transfer the downloaded zip to memory.

Step 3: Now Turn OFF your device and boot it to Recovery Mode. For that, press and hold “Power + Volume Down” button until logo appears.

Step 4: Choose “Apply Update” option and then select “Choose from internet storage” option.

Step 5: Select the “O/” which will be internal storage. Browse for the transferred CM12S zip to start the installation process.

Step 6: When the installation is completed, select “wipe cache partition” option from main menu and then reboot your OnePlus One.

After reboot, your OnePlus One should be running of CM12S Android 5.0.2 Lollipop. Congrats a lot and be happy! Don’t hesitate to reach us in comments if you have any problem.