G850UM20i:AT&T LG G8X ThinQ Software Update with Dec. 2020 Security Patch

AT&T LG G8X ThinQ Software Update G850UM20i – Android 10 with Dec. 2020 Security Patch. The LG G8X ThinQ LMG850UM (LM-G850UM, G850UM) is now receiving a new firmware update from AT&T. AT&T is now pushing a security patch update to its LG G8X ThinQ LMG850UM (LM-G850UM, G850UM) to version G850UM20i. The update weighs in at … Read more