Ucast V4.6.1 May 2026

The Ucast engineering team has focused on the two things streamers hate most: heat and packet loss. By solving both, V4.6.1 proves that firmware updates are not just about adding features, but about perfecting the fundamentals of connectivity.

The data is clear: provides a materially better streaming experience, particularly in low-signal environments. Part 6: Known Issues and Bug Fixes No firmware is perfect. The developers have acknowledged a few minor bugs in V4.6.1, which will likely be patched in V4.6.2. Ucast V4.6.1

| Device Model | Compatible? | Notes | | :--- | :--- | :--- | | | Yes (Full) | Supports all features including 4K/60fps H.265. | | Ucast X3 | Yes (Full) | SRT latency slider works perfectly. | | Ucast R7 (Receiver) | Yes (Limited) | Only receives the decoding stability patch. | | Ucast Q7 | No | Hardware limitation. Stuck on V4.3.x. | | Ucast Mini | No | End of life for firmware support. | The Ucast engineering team has focused on the