In last week, the LG V40 ThinQ on AT&T received the Android 9 Pie update.
The new features of the Android Pie update include gesture navigations, new camera modes, dual app support, and more.
Now, LG has updated the A&T LG V40 user manual with references to Android Pie on its official website., and you can download it now from below links.
English:
LM-V405UA_ATT_POS_UG_Web_EN_V1.0_190517.pdf
Spanish
The Android Pie user manuals for LG V40 ThinQ on AT&TR are available in English and Spanish. It will help you to understand the new features of the Android Pie 9.0 OS.