How to Update OnePlus One with Android 5.1 Lollipop via OmniROM

Eagleeyetom, the industrious as well as renowned XDA developer, has rolled out any update to install the Android 5.1 Lollipop based OmniROM for OnePlus One users.

Update OnePlus One with Android 5.1 Lollipop via OmniROM

OmniROM is an aftermarket firmware based on the original AOSP source code that brings the best custom Lollipop features to supported Android devices. The Android 5.1 OmniROM can be installed either via TWRP or ClockworkMod (CWM) recovery, using the step-by-step guide posted below.

OmniROM works on the actual AOSP which brings best result for the Android devices running under its control. It can be easily installed through the recover (TWRP or CWM) process, and by following the steps given below carefully.


  • The following guidelines are made for the OnePlus One European variant only.
  • Make sure that your device has at least 80% battery backup while doing this process.
  • Enable a proper custom recovery tool like CWM or TWRP on your device.
  • Install required USB drivers on your PC and USB Debugging Mode on your Smartphone.

Downloads Required

Android 5.1 OmniROM 

Google Apps

Steps to Update OnePlus One Android 5.1 Lollipop via OmniROM custom ROM:

Step 1 – You can begin the process by downloading Android 5.1 OmniROM custom ROM made for OnePlus One on your PC.

Step 2 - By using a USB cord, connect your device with the PC.

Step 3 - Move the OmniRom files, which you’ve downloaded, to your device’s SD card.

Step 4 – Switch off your device and remove the USB cord from the PC.

Step 5 - Go to Recovery Mode once you’re done with the above processes. Press and hold Volume Down and Power buttons together.

Step 6 - Click on Wipe Data/Factory Reset so that you can go ahead with the task to full data wipe. Navigate using Volume buttons and you can select the required option from Recovery Mode using the Power button.

Step 7- Carry on with Wipe Cache Partition. It may take a few minutes to complete it.

Step 8 – You can do Wipe Dalvik Cache, too.

Step 9 - Go back to the main recovery menu and select Install Zip from SD card.

Step 10 - Select Choose Zip from SD card option. Naviagte to OmniROM zip files using voume buttons. Tap on the Power button. Confirm the installation of ROM on your device and wait for some time to complete the process.

Note: Repeat the same above steps to install Gapps, too.

Step 11 - Once you’re done with the installation process, then you can move to “+++++Go Back+++++”. Click on Reboot System Now option available in the Recovery menu.

It’s done now! You can begin using your OnePlus One running on Android 5.1 Lollipop via OmniROM after the successful completion of above steps.

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