Vietnamese users of LG G3 can now officially upgrade to Android 5.0 starting today using the LGMobile Support Tool. The OTA update will be available after a while.
Guide to update LG G3 to Android 5.0 Lollipop
Note: Backup all data before updating.
Step 1: Access the official support page of LG Vietnam here.
Step 2: Enter the search box and type the keyword 'D855' or go to 'Mobile Devices
Step 3: Click 'Continue' > 'Software and Driver Setup' > under 'Software Update', select the D855 (code name for LG G3) product
Step 4: Click on 'Download' and save the file 'B2CAppsetup' to your computer. Then install the LGMobile Support Tool application
Step 5: Connect LG G3 to the computer and launch the LGMobile Support Tool software
Step 6: From the phone, go to 'LG Software' and on the LGMobile Support Tool, click on 'Install USB Driver' > select LG G3 and double-click to download the USB Driver (driver for USB connection between phone and computer)
Step 7: Click Start updating to begin updating LG G3 to Android 5.0 Lollipop
Mytour.vn has provided a guide for upgrading your LG G3 to Android 5.0. We wish you successful implementation and the best experience with Android 5.0.