Google recently released official Android Lollipop update for its Nexus devices. The OTA update for Nexus devices will be rolled out in a weekly phase, so for those users, who can't wait to get the update to their device can install the Android 5.1.1 custom ROM on your Nexus 5 smartphone.
One of the best custom firmware developers: BlissPop, has come up with a fully supported Android 5.1.1 Lollipop custom ROM for Nexus 5. The custom ROM includes huge list of custom features that you won't find on any official OEM firmware.
This ROM for Nexus 5 is very fast and smooth. Stock and official firmware are always good, but custom ROMs make them better with new features and lots of system tweaks that are not otherwise possible.
You can update your Nexus 5 to Android 5.1.1 BlissPop Lollipop custom ROM using this tutorial. Please note, this firmware is not an official release by LG or Google, but just a custom ROM which require a custom recovery installed in the device in order to flash the ROM.
[Disclaimer: This procedure is highly technical. If the smartphone brick or damaged during the installation process, GizBot cannot be held responsible for any kind of damage for the smartphone. Hence, the user has to perform the installation on their own risk.]
We have put together a complete step-by-step instruction guide on how to flash the Android 5.1.1 BlissPop Lollipop custom firmware on Nexus 5. If you are used to install custom ROM on Android devices, then install this custom firmware on Nexus 5 is no different. However, for beginners, you need to read all the points and steps carefully and understand the tutorial before actually performing it on your device.
Points To Remember
This tutorial is only for installing Android 5.1.1 BlissPOP Lollipop custom ROM for Nexus 5. Installing this ROM on any devices including other Nexus models, could brick the device.
Backup all the data, additional files and apps. Installing custom ROM will wipe the memory of the smartphone.
The smartphone should have at-least 80 percent of battery to avoid power off during the installation process.
The smartphone should be rooted before installing the custom ROM and have latest ClockworkMod recovery installed in the device.
Ensure Samsung Galaxy S4 USB drivers are installed on the PC.
Before starting the installation process, download the required files to from the link provided below.
Download Android 5.1.1 BlissPop Lollipop Custom ROM
Complete Steps to Install custom Android Lollipop on Nexus 5
Step 1: Connect and mount Nexus 5 memory to the computer via USB cable.
Step 2: Copy and paste the downloaded zip files to the internal memory root. Do not paste the downloaded zip files inside any other folders.
Step 3: Turn off the device and disconnect from the computer.
Step 4: Now boot the smartphone into Recovery Mode, by holding Volume Up + Volume Down + Power buttons together.
Note: Use Volume keys to navigate and Power button to select, while operating in the recovery mode.
Step 5: Follow the navigation instructions on the screen. Select Bootloader and then go to recovery
Step 6: Once you are in the ClockworkMod Recovery, perform full data wipe by selecting 'wipe data/factory reset' option.
Step 7: Now, clear the cache memory of the device by choosing 'wipe cache partition'.
Step 8: Go back to recovery mode and select 'advance' and choose 'wipe dalvik cache' to perform complete wipe. This step is optional but, it is recommended to perform dalvik cache wipe to prevent boot loops and errors during installation.
Step 9: Again come back to main menu of recovery mode and select on 'install zip from SD card'. Now navigate to the SD card to select the downloaded custom ROM zip file.
Installing custom ROM might take few minutes, do not interrupt the installation process.
Step 10: Repeat the step 9 to install Google Apps
Step 11: Reboot the smartphone from recovery mode by selecting 'reboot system now'.
Your Nexus 5 will boot now and it might take about 5 minutes to boot on your first time. So, please wait.
Now the smartphone should have Android 5.1.1 BlissPop Lollipop custom ROM installed on your phone. To verify the Android build: go to device Settings >> About Phone and check details.
Source: Team Android