Nexus 5 is the last of the Nexus devices to receive Android 5.0.1 Lollipop update with build LRX22C via over-the-air (OTA), as the company has finally started rolling out its latest update on the 5in smartphone.

Android 5.0.1 is just an incremental update over Android 5.0, which addresses a handful of bugs besides improving the overall system stability and performance including fixes for rapid battery drains and Wi-Fi issues.

As the update is being rolled out in phases, it may not yet be accessible in your country or region.

Nevertheless, those who missed the OTA update notification or cannot wait for its official release in their country can still go ahead and install this update manually, using the step-by-step guide provided below.

Android 5.0.1 Lollipop OTA Download Links

Nexus 5 hammerhead


  • Back up important data and settings on your device via recovery mode.
  • Ensure that your Nexus phone has above 80% battery charge.
  • The bootloader of the device should be unlocked.
  • The Android 5.0.1 OTA update is only for Nexus 5. Installing the firmware on any incorrect variant could brick the device. Therefore verify the model number of the device before installing OTA update.
  • This is stock Android 5.0.1 build LRX22C released by Google, not leaked firmware.
  • Your Nexus 5 should be running Android 5.0 LRX21O Lollipop stock firmware.

How to install Android 5.0.1 build LRX22C OTA update on your Nexus 5

Step-1: Download Android SDK from the Android Development site and follow the instructions on how to install it correctly. For the following process you need the adb and fastboot files which are located in the Paltform-Tools folder

Step-2: Enable developer settings and USB debugging.

  • Navigate to Settings then About phone
  • Tap on build number seven times until a dialogue box appears saying you are now a developer
  • Return to Settings menu and you should find a new option called Developer options, click on it
  • Ensure that the Developer options are turned on and the USB debugging is checked
  • Ensure that Enable OEMunlock is checked, if you are upgrading your Nexus device that has Android Lollipop already installed
  • Connect your Nexus device to the computer and click OK on the dialogue box that asks you to Allow USB debugging, while connecting to the computer.

Step-3: Place the OTA file in the Platform-Tools directory in order to simplify the process of sending the files to your Nexus phone

Step-4: Ensure that your Nexus phone is connected to the computer with the device's serial number showing up as a connected device. Then execute the following command

  • ./adb device

You should see the serial number followed by the name of the device

Step-5: Boot your Nexus phone into bootloader mode or recovery mode by entering the following command or, holding Power and Volume Down buttons together while your Nexus phone is turned off

  • ./adb reboot bootloader

Now press the Volume Down buttons twice until you have scrolled to Recovery mode. Now press the Power button to select it. This will look like your Nexus device is restarting but an image of an Android with red exclamation mark over it will appear. Now hold the Power button and press the Volume Up button and your device will be in recovery mode

Step-6: When your Nexus device is in Android system recovery, use the Volume Down button to highlight apply update from ADB and hit the Power button to select it. Now enter the following command

  • ./adb sideload [OTA file].zip

Step-7: The terminal or command prompt will now show a dialogue with the progress of transferring the update to your Nexus phone. Once the update is transferred, you can see the progress bar on the screen.

Step-8: Once the update is completed on your Nexus device, it will restart automatically and boot to normal mode

Your Nexus 5 should now be running the latest Android 5.0.1 LRX22C stock firmware.

[Source: Android Geeks]