LG-D620K Stacked -up on Download Mode by LG Flash Tool

• Get the Flash Tool 2014
• Get the LG Mobile Driver
• Get the LG Mini Firmware
• Install LG Mobile driver
• Extract and open the Flash tool located at same folder.
• Assign the .kdz file posted the location seen at image of Flash Tool.
• Then follow the guide below.

Click Normal Flash

Click Start

Click OK

Insert USB, wait until device detected.

Upgrading in Process

Done

Thanks to quangnhut123 for the idea posted at xda-developer forum to complete my actual work.