https://us.community.samsung.com/t5/Galaxy-S21/No-cell-service-after-UI-8-update/m-p/3418905#M97901 Yes mine doesn't show a sim card. How is this matter getting taken care of? I've been without a phone for about 5 days now!!! What can we do? Mon, 01 Dec 2025 04:11:41 GMT userxb0FKi83xR 2025-12-01T04:11:41Z