Software updates: LG Optimus L90

Use this page to identify software versions for the LG Optimus L90 as well as details on recent software updates.

 

 

 

Identify the device's current software version

 

Build Number D45120f

  1. From the Home screen, tap the Menu key.
  2. Tap System settings.
  3. Tap the 'GENERAL" tab
  4. Scroll down to 'SYSTEM,' and then tap About phone.
  5. Tap Software information.

 

 

Review software version details

 

VERSIONRELEASE DATEENHANCEMENTSSTATUS

Android 5.0.2

Buid number D41520f

January 23, 2017

Google monthly security update

Minor bug fixes and security enhancements

Available January 23, 2017

Android version 5.0.2

Build number D41520c

October 6, 2015

Messaging security improvements (Stagefright)

Available October 6, 2015

If customers' devices meet the update requirements below, they can upgrade to the most current software version.

Android version 5.0.2

Build number D41520b

April 28, 2015

Android 5.0 Lollipop

Available April 28, 2015

If customers' devices meet the update requirements below, they can upgrade to the most current software version.

Android version 4.4.2

Build number D41510e

November 17, 2014

Wi-Fi Calling enhancements

Security enhancements

T-Mobile Free Inflight Texting support added

November 17, 2014

If customers' devices meet the update requirements below, they can upgrade to the most current software version.

Android version 4.4.2

Build number D41510c

April 14, 2014

Original Software

Available April 14, 2014

If customers' devices meet the update requirements below, they can upgrade to the most current software version.

 

 

Determine update requirements

Customers' devices must meet the following requirements to update their software to the most current version:

  • 50% or higher battery life
  • Wi-Fi or Cellular data connection
  • Available memory (File size of update: 66.0 MB)

 

 

Update software versions

 

Update automatically over the air (OTA) for D45120f

  1. From the OTA notification prompt, tap NEXT.
  2. Wait while your device updates to the latest  software.
  3. Your device will automatically restart when the  update is complete

 

Update from a computer

  • Fully charge the battery.
  • Save any important data before updating the software on your device. Any data not saved on a micro SD card or PC may be erased (contacts, images, etc.)
  • Remove the micro SD memory card.
  • Close all open applications on your computer before proceeding with the update.
  • Ensure device "Mass storage only" mode is NOT selected.

 

Install device drivers

In order to connect your phone to your PC, you must download and install the latest driver to your PC. Download the device driver from http://www.lg.com/us/mobile-phones/TMUS_Update. After the driver has been installed, restart the computer. Install LG Mobile Support Tool. In order to update the software on your phone, you must download and install the LG Mobile Support Tool to your PC. Download the LG Mobile Support Tool from http://www.lg.com/us/mobile-phones/TMUS_Update.Connect Device and Start Update

 

  1. Connect your phone to your PC using the USB cable included with your device.
    • Do not tap "Turn on USB storage" on your phone screen.
    • Do not disconnect the USB cable until the update is complete.
    • If you experience errors, ensure "Mass storage only" is not checked, check USB connection, or try another port.
  2. Click Start Updating in the LG Mobile Support Tool.
  3. When update is complete the LG Mobile Support Tool will display Update complete.
  4. The phone will turn off then turn on. Once the phone is powered on, the LG Mobile Support Tool will display the current software version. It is now OK to disconnect the USB cable from the phone.