The LG G7 ThinQ was released about a year ago on Android Oreo and has been stuck on that version of Android. Until now, that is, as users of the device around the world are now receiving the update to Android Pie. And yes, that includes the US.
https://www.notebookcheck.net/The-LG-G7-ThinQ-is-now-receiving-the-Android-Pie-update-globally.423077.0.html