https://us.community.samsung.com/t5/Discussions/RCS-for-Google-Messages-on-T-Mobile/m-p/2367855/highlight/true
Re: RCS for Google Messages on T-Mobile - Samsung Community - 2367840
Sep 8, 2022 - Go on settings /search for sim manager it'll show up click on that then disable your sim using the toggle. Turn it back on go to recent - 2367840
for googleon tsamsung communityrcsmessages