Recently, I came across a unit running firmware version 03C1 . It’s not the newest chip on the block, but this particular firmware revision has some interesting quirks and characteristics worth discussing.
Updating firmware on a USB controller carries a small risk. If power is lost during the flash, the hub may become "bricked." Always ensure a stable power connection before proceeding. Via VL-813 USB 3.0 Hub Controller Firmware Version 03C1
As of 2025–2026, USB 3.0 is no longer cutting-edge; it has been superseded by USB 3.2 Gen 2 (10 Gbps) and USB4 (40 Gbps). However, the remains in countless legacy devices. Firmware 03C1 represents a high-water mark of reliability for this chip. Many users still report years of uptime with hubs running 03C1, handling everything from 4K webcams to external HDDs without a single dropout. Recently, I came across a unit running firmware version 03C1