AT&T LG K20 M25510r February 2018 Security Patch (OTA Update)
AT&T LG K20 M25510r February 2018 Security Patch (OTA Update) | Android 7.0 Nougat: AT&T has started rolling out latest February 2018 security patch update for LG K20 via
AT&T LG K20 M25510r February 2018 Security Patch (OTA Update) | Android 7.0 Nougat: AT&T has started rolling out latest February 2018 security patch update for LG K20 via