https://us.community.samsung.com/t5/Galaxy-S21/S21-ultra-Signal-loss-problem-after-uploading-to-one-ui-7/m-p/3295805#M97100 Tried resetting mobile networks, clearing cache, and factory reset. Nothing fixed the issue and Samsung tech support was useless. Basically feel stuck with a 1,200 dollar paperweight! Thu, 10 Jul 2025 18:44:52 GMT comstock9c 2025-07-10T18:44:52Z