How to Downgrade Nexus 5 & 7 from Android L to KitKat (4.4.4)

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If you are among the many users who installed Android L on their Nexus 5 and 7 devices and are facing many bugs and app crashes, then there is good news for you. With this guide here you can downgrade your Nexus device from Android L to KitKat 4.4.4 again. So just follow the instructions carefully and you will be good to go in just few simple steps.


Prerequisite to Downgrade Nexus 5 & 7 from Android L to KitKat

  • Mobile phone must be charged at least to 75%.
  • Backup your internal personal data. As for the apps and system settings no need to backup them.
  • Download the required KitKat factory image on your PC. Make sure to extract the files and copy them to a folder name “Kitkat”.

Get Nexus 5 KitKat factory image from here.

Get Nexus 7 KitKat factory image from here.

  • Download the Fastboot installer on your Windows or Mac PC.

Get Fastboot installer for Windows here.


Get Fastboot installer for Mac here.



Procedure to to Downgrade Nexus 5 & 7 from Android L to KitKat

Step 1: Reboot your Nexus phone to bootloader mode. To reboot your Nexus phone hit the given key combinations together till phone reboots into fastboot mode.

  • For Nexus 5:  Volume up+ Volume down+ Power key
  • For Nexus 7: Volume down+ Power key

Nexus 7 Bootloader


Step 2: Now connect your Nexus device to your PC using USB cable and open the command prompt window.

Nexus connect to PC


Step 3: In the command prompt window change the directory address to the KitKat folder you created before in which you have your factory image installed.

Step 4: Now check whether your device is properly connected or not. To do so enter the command fastboot devices in command prompt window. If your device ID is returned then your device is connected properly.


Note: For Mac users all command must star with “./”.


Step 5: Now you will be flashing the KitKat 4.4.4 image onto your device and to do so enter the command given below.

  • For Windows users: flash-all.bat
  • For Mac users: ./

Note: In case of an error that fastboot not found try the following solutions.

  • For Windows users: Copy the fastboot files from C:/<username>/adb folder to “KitKat” folder you created before.
  • For Mac users: Open the file “” in text editor window and add “./” before each and every command as shown below.

For Mac

And after following the given solution try executing command again and it will work this time.


Step 6: Once the factory image has been flashed on your device successfully you can relock your bootloader using the given command fastboot oem lock



And that is it. Now reboot your device and it will take some time to reboot so be patience. After the reboot your device will be back running Android KitKat 4.4.4 on it and will be receiving OTA updates from Google as well.


So these were the easy steps that you need to follow to Downgrade Nexus 5 & 7 from Android L to KitKat. Thank you for reading this post. You can subscribe to our blog and can also follow us on various social networking platform in order to receive regular tech updates similar to this.



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