This is the official LG G8 ThinQ LM-G820UM (aka G820UM) User manual in English and Spanish provided from the manufacturer.
LG G8 ThinQ, The latest revision of LG’s G series flagship smartphone, is now available for purchase through Sprint. Those who are interested in this LG G8 ThinQ from Sprint can download the LG G8 ThinQ user manual in English and Spanish from below links.
Download LG G8 ThinQ LMG820UM User Guide
LG G8 ThinQ LMG820UM Firmware Update
Like many other LG devices from Sprint, The LG G8 ThinQ LMG820UM supports software Update via OTA Only! There is no way to download the kdz firmware for Sprint LG G8 ThinQ
Sprint LG G8 ThinQ BootLoader?
The manual does not discuss the bootloader of Sprint LG G8 ThinQ LMG820UM. The device does not support unlocking the bootloader, According to LG official.
LG G8 ThinQ Status bar icons and notifications
You can find the default LG G8 ThinQ Status bar icons and notifications on Page 59 of LG G8 User guide.
How to reset LG G8 ThinQ
On the settings screen, tap General Restart & reset. and select Factory data reset
This will Erase all data stored on your device, please back up data first! You will be asked to sign in with your Google account.
If you lose the Google account User name and password, You will be locked out by Google FRP. It could be very hard to bypass Google FRP on LG G8 ThinQ.