Skip to Contents

How-to & Tips

Find help information for your LG product

Learn about product installation, maintenance, and troubleshooting using our search options.

Why can’t I upgrade my phone via web-update?

  • Others
  • Others
  • Troubleshooting
  • LG Mobile Phones, Mobile Phone Accessories, Smart Watches, Tablets
  • Last Updated 19/05/2015

Why can’t I upgrade my phone via web-update?


Check point Checkpoint

  • Please set your device on PC-software mode. Web-update is only possible when USB mode is set PC-software mode.
  • Ø Please check the battery. Software update procedure can only be started when battery is charged more than 40%

How to Fix How to Fix

  • Ø  In the case of a problem with USB driver:
    • USB drivers are not installed in multiple cases including
      •  when WINDOWS version is incompatible
      •  when USB drivers are installed while cables are plugged in 
      • when other USB cables are plugged in at the same time 
    •  Remove USB driver and reinstall it as follows 
      • Separate cable from  PC 
      • Go to  PC control panel and click  Add/remove program 
      • Remove LG USB MODEM DRIVER (for android phones) or  LG Android Platform Driver or  LG Android Net Driver 
      • Reboot your PC 
      • On LG Mobile Support Tool, select 'USB Driver Install' and your model to install the driver   

  To install the driver, USB cable must be separated. 

  • Ø In the case that the phone software upgrade stopped before completion:

         Don’t close the update tool, disconnect the cable and reconnect it, then check connection USB Driver on your PC.  After  that, please restart the update  

※  If you closed the update tool already, please follow the below steps.

            1) Execute LG Mobile Support Tool
            2) Connect the phone to PC via USB Cable.
            3) Select the menu “Customer Support” – “Recovery Phone” 
            4) Input the IMEI or Model Name, S/N and Click Check .
            5) After checking the phone information, it will start to update automatically
  • Ø  In the case that LGST has not installed or there is a “lgmobil dll.dll’” error

         remove below folder and reinstall LGST. 

 1) WINDOWS XP :  C:\Documents and Settings\All Users\Application Data\LGMOBILEAX\B2C_Client è remove all.

 2) WINDOWS 7 : C:\ProgramData\LGMOBILEAX\B2C_Client è remove all.

Article Feedback

1. Overall, how satisfied were you with the usefulness of this article?
1.1 Why did the article not resolve your issue?

Characters left : 500 / 500