Flash AOSP Android 5.1.1 Custom ROM on LG Nexus 4 – How to

May 26, 2015

Offering some amazing features and still keeping the stock Android look, AOSP Android 5.1.1 is now available for Nexus 4. Popular for improving Nexus 4 battery life, here is how to flash AOSP Android 5.1.1 Lollipop on Nexus 4. You can also check other guides covering Android 5.1.1 Lollipop custom ROMs too.

- Relevant: Best Android Lollipop Based Custom ROMs - List

AOSP Android 5.1.1 features:

App Ops
Ambient Display
Volume Rocker Wake
Reboot Menu
Lollipop Phone Icons
Headup Improvements
Dynamic Location and Cast Tiles
Lollipop Bootanimation
Excellent Battery Life

Prereqs to update Nexus 4 to AOSP Android 5.1.1:

Download and install USB drivers for LG Nexus 4 in your computer.
Enable USB debugging option by pressing Menu > Settings > Applications. Navigate and tap on Developer Options to ensure that USB Debugging is enabled.
Your Nexus 4 should be rooted.
Make sure that ClockworkMod recovery is installed.
Ensure that your Nexus 4 carries more than 70% of charge.

Update Nexus 4 to Android 5.1.1 Custom ROM:

Required files: Download AOSP Android 5.1.1 custom firmware from here on your computer. Also, download GApps package from here.

Connect your Nexus 4 to your PC using USB cable and copy the downloaded files to the SD card of your device.
Disconnect your Nexus 4 and power it off.
Now boot it in to the Bootloader mode: press and hold Volume Up, Volume Down and the Power buttons simultaneously. Follow onscreen instructions and go to recovery. Once here, use Volume keys to highlight and Power to select.
Data wipe operations: go to wipe data/factory reset and confirm the operation. Also wipe cache partition and finally go for wipe dalvik cache to clean it up too.
Now, select install zip from sdcard and then choose zip from Sdcard. Locate the AOSP Android 5.1.1 Lollipop file and confirm its installation.
When the ROM installation completes successfully, repeat the above step for installing the GApps package.
Once done, go back to main recovery menu and select reboot system now.