RetroTINK-4K and 6X CE experimental firmware Version 1.87.1 (2026-09-23)

A new RetroTINK-4K experimental firmware is available!

# Version 1.87.1 (2026-09-23)

* Further refinement of the Enhanced S-Video, N64 and automatic alignment algorithms

Download from the [RetroTINK 4K experimental Firmware Repository](https://retrotink-llc.github.io/firmware/4k-experimental.html)