How to Install Android 5.0 Lollipop OTA on AT&T LG G2 D800

Finally AT&T has taken its sweet time and rolled out the much awaited Android 5.0 Lollipop update for AT&T LG G2 D800 smartphone thus surprising all the users of said device. The update will be available to users over the air but for those are aren’t keen on waiting, we have got a good news.

How to Install Android 5.0 Lollipop OTA on AT&T LG G2 D800

Typically official firmware update like this roll out in phased manner which can take few days to few weeks. To check the update, go to Settings –> About –> Phone Software update –> Update Now.  However if the update isn’t yet available via OTA on your phone and you like me cannot wait for the official update to be available as over the air update (OTA) then worry not and download the OTA zip of Android 5.0 Lollipop update for AT&T LG G2 D800. Apart from download links, we have covered a step by step tutorial on how to manually update your device to Android 5.0 using this OTA zip.

Since this is official firmware, so after installing this on your LG G2 D800, you will lose the root access. Also this update is only for D800 variant and flashing it on other variants might permanently brick that device.

Safety Guidelines:

  • Ensure that your phone is fully charged or at least 80%.
  • You should have a complete backup of all your important data including SMS, contacts etc
  • Your phone should be rooted.

Files Required:

Note:  Your LG G2 D800 should be running stock recovery and Android 4.4.2 KitKat official firmware before you are able to install this update.

How to Install Android 5.0 Lollipop OTA on AT&T LG G2 D800

As mentioned above, your LG G2 should be rooted. If it is already, then good. Lets proceed.

Step 1: Once you have downloaded the OTA zip from link above, place it on your desktop and extract it. You will find a name named “dlpkgfile file”.

Step 2: Install the “ES File Explorer” on your AT&T LG G2 D800 smartphone and follow below steps:

  • Open app and under tools, enable “Root Explorer” option.
  • From the menu, go to this directory: Local > Device /cache/ directory.
  • Copy the dlpkgfile from your desktop to /fota folder there on your phone.
  • Once transfer is completed, open this file property on your phone and change permissions to 666.
  • Now you need to go to /cache/recovery and change Recovery folder permissions to 777.

Step 3: Now download the ADB package for your AT&T LG G2 D800 and extract it on desktop. Right click on “adb_fastbook” folder with Shift key and choose “Open command window here” option.

Step 4: In CMD, type “adb devices” and hit enter. After that type “adb shell” and hit enter.

Step 5: Now enter below command there and hit enter:


echo “-update_package=/cache/fota/dlpkgfile”> /cache/recovery/command

Step 6: Grand permissions when asked and your phone will start installing the update which will take few minutes. Once it is updated, it will reboot. Congo!

You have now updated your AT&T LG G2 D8000 to Android 5.0 Lollipop official firmware using OTA zip files. You can verify that by going to About phone –> Software info. If you faced any problem or have any question, don’t hesitate to ask as using comment section below and we will get in touch with you ASAP!