This is the official LG VS870 (aka lg lucid 2) usb drivers revision 3.8.1 straight from LG official support website.
In order to establish USB connection between your LG VS870 (LG Lucid 2) and computer, you need to install the proper usb drivers onto your computer.
Are you in search of the lateset LG Android USB Device drivers Ver. 3.8.1 works on computers running windows xp/wind 2000, vista and windows 7 operating system? Here is the link:
Download LG VS870 (LG Lucid 2) USB Drivers
If you fail to establish usb connection between your LG VS870 (LG Lucid 2) and computer with a MTP device error message, that means your computer current operating system need to be updated. Just run the windows update from your computer’s control panel and follow the instruction to update your computer and then restart your computer, try to connect your device to computer again.
To download lg lucid 2 lg vs870 firmware vs87010b