OnePlus One was released in April 2014, and marketed as the “2014 Flagship Killer”. The device sports 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 customized version of the CyanogenMod OS. OnePlus has released its first official Android 5.0 Lollipop alpha custom build for the OnePlus One. This custom build is an early version and contains no extra features beyond the stock taste of AOSP (Android Open Source Project) Lollipop. The final version will be released shortly but before that you can try out the alpha build.
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:
- Create a Nandroid Backup
- Backup and Restore your Android smartphone via Desktop PC
- Backup/Sync and Restore contacts on Android smartphone
- Backup WhatsApp messages on Android Smartphone and Email
- OnePlus One must be rooted
- Custom Recovery like CWM or TWRP installed
- Android 5.0 zip file
Steps to install Android 5.0 on OnePlus One:
- Create a Nandroid backup from recovery, in case anything goes wrong.
- Download the Android 5.0 zip file and transfer it to the phone.
- Switch off the phone and boot the phone into Recovery mode.
- Next, wipe the cache and the dalvik cache.
- Now go to “Install zip” and then “Select zip”. Choose the Android 5.0 zip file.
- Then perform full data wipe task. To do so, click “Wipe Data/Factory Reset”, then choose “Yes” on next screen to confirm.
- After the process is complete, reboot the phone.