Update Galaxy S4 to Android 5.0 Lollipop (LRX21P) GPe

Here is how to Update Galaxy S4 to Android 5.0 Lollipop (LRX21P) GPe: The latest Android 5.0 Lollipop update with build LRX21P officially released by Google via OTA for the Galaxy S4 GPe (Google Play Edition) devices all over the world. The Google Play Edition devices are receiving updates faster than other variants of this device.

The Galaxy S4 (Google Play Edition) brings vanilla Android interface having a buttery smooth experience than the resource hogging TouchWiz interface. Android 5.0 Lollipop firmware with build LRX21P comes with material design UI, guest mode, lock screen notifications, improved performance along with Android ART runtime and battery saving mode, etc. Go ahead and follow the given guide to Update Galaxy S4 to Android 5.0 Lollipop (LRX21P).

If you have a Galaxy S4 GPe and want to taste this latest Android 5.0 Lollipop (LRX21P) update then you can install it on your device by navigating to Settings → About Phone →  System updates. But if you have not received the OTA update notification or cannot access the live OTA update for some reason on your Galaxy S4 then here we have a step by step guide that how to Update Galaxy S4 to Android 5.0 Lollipop (LRX21P) GPe.

Update Galaxy S4 to Android 5.0 Lollipop
Image credit: androidspin.com


AndroidBlog.gs will responsible for any damage occurred into your Galaxy S4. This Android 5.0 LRX21P firmware is only applicable for the Galaxy S4 Google Play Edition. Flashing an incorrect firmware on any other or wrong variant may brick the device. Proceed at your risk.

Note: You can check the device’s model from Settings > About Phone.


  • First, take a proper backup of all your required data such as your SMS, MMS, APN, Settings, Call logs, Contacts and Media contents, etc. before starting the installation process.
  • Make sure that your Galaxy S4 is not locked to any particular carrier.
  • Enable USB Debugging Mode on your Galaxy S4 [Goto Settings Developer Options].
  • Download and install valid USB Drivers on your PC for Galaxy S4 Google Play Edition.
  • Check the battery level of Galaxy S4 GPe, and it should be charged above 70%.

Required Files:

Steps to Update Galaxy S4 to Android 5.0 Lollipop (LRX21P) GPe [build LRX21P OTA]

Here in this guide, we’ll flash this latest Android 5.0 Lollipop update (LRX21POTA) on Galaxy S4 Google Play Edition via ADB Sideload. Follow the given instructions carefully.

1: – First, unzip the downloaded ADB files to a folder on the desktop of your PC.

2: – Open the ADB folder and launch command prompt within that folder.

3: – Now connect the Galaxy S4 to the PC using its original USB data cable.

4: – Reboot your device into Recovery Mode. You can do this via Reboot Manager app. You can download this app by following the given link:

Reboot Manager (*ROOT*)
Reboot Manager (*ROOT*)
Developer: Ju
Price: Free

5: – Open the ADB Sideload menu, while your device is in Recovery Mode.

If using TWRP, you can find it:

Advanced > ADB Sideload

If you using CWM, you can find it:

Install > Install Zip from Sideload

6: – Next, transfer the Android 5.0 Lollipop build LRX21P OTA firmware .zip file to the ADB folder on your device.

7: – Type the following command via command prompt to start the ADB sideload in recovery mode:

ADB sideload

When the .zip file is transferred, the installation will be started automatically on the Galaxy S4. This process will take a while, so wait for the process to be completed.

8: – Finally, reset your Galaxy S4 after the installation is finished successfully.

That’s All! You have successfully installed Android 5.0 Lollipop build LRX21P on your Galaxy S4 Google Play Edition (GPe).

Let us know in the comments area below if you have any query or problem regarding the above steps to Update Galaxy S4 to Android 5.0 Lollipop (LRX21P) GPe.


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