4G only, 4G+5G only and 5G only mode has been a thing on GOS for over a year. https://github.com/GrapheneOS/platform_packages_apps_Settings/pull/331 https://gi

4G only, 4G+5G only and 5G only mode has been a thing on GOS for over a year. https://github.com/GrapheneOS/platform_packages_apps_Settings/pull/331 https://github.com/GrapheneOS/platform_packages_apps_Setting... 5G-SA only is a separate issue which currently neither devices support.