https://us.community.samsung.com/t5/Galaxy-S21/UI8-Android-16-update-SIM-not-recognized/m-p/3411805#M97646 <P>has anyone tried getting a new SIM from their carrier (mine is TMobile)?&nbsp; Some "experts" say getting a new SIM will fix, but i'm 70 miles from a TMobile store so don't want to run in and get a new one if it doesn't fix the problem.</P> Fri, 21 Nov 2025 18:36:10 GMT rickla 2025-11-21T18:36:10Z