Samsung Modem 2.19.1.0 !exclusive! Link

Users on Verizon and AT&T with mmWave nodes (ultra-high speed, short range) report that the new modem firmware is less aggressive about locking onto mmWave. Instead of switching to the 1+ Gbps mmWave signal when available, the phone stubbornly stays on mid-band 5G (C-band). Samsung appears to have traded mmWave eagerness for battery life.

No modem firmware is perfect. 2.19.1.0 has a cult following in XDA Developers forums and Reddit’s r/Exynos—not for its perfection, but for its peculiar quirks: samsung modem 2.19.1.0

In an era of sophisticated network-based attacks, modem security is paramount. This update includes the latest patches to protect against baseband vulnerabilities. By securing the communication layer between your device and the cell tower, Samsung ensures that your data remains encrypted and safe from interception. 4. Better Thermal Management Users on Verizon and AT&T with mmWave nodes

This firmware was shipped preloaded on: