| Phase | Duration (est.) | Deliverable | |-------|----------------|-----------------------------------------------------| | 1 | 2 months | USB traffic logs + reverse-engineered control spec | | 2 | 3 months | Functional WDM driver with stereo I/O + MIDI | | 3 | 2 months | User-mode mixer control application | | 4 | 2 months | ASIO wrapper + low-latency path validation | | 5 | 1 month | Beta testing, installer (DPInst + .inf signing) |
Remember: Every time Windows performs a major feature update (e.g., from 22H2 to 24H2), you will likely need to repeat the driver installation process. Back up the working UA20usb.sys file and keep this guide bookmarked.
For full functionality, including MIDI and low-latency ASIO, use the driver. 1. Download and Prepare the Driver edirol ua-20 driver windows 10
The most reliable and stable method discovered by the audio community involves a bit of identity theft. The Edirol UA-20 shares a very similar chipset with its sibling, the . Unlike the UA-20, Roland did release a compatible driver for the UA-1A that functions on Windows 10 (and even Windows 11).
In the world of home recording and mobile music production, few interfaces have achieved the legendary status of the Roland Edirol UA-20. Released in the early 2000s, this sturdy, USB-powered blue box was a staple for musicians on the go. It was reliable, had low latency for its time, and featured Roland’s high-quality preamps. However, if you’ve recently upgraded your computer or dug your old UA-20 out of the closet to use with a modern Windows 10 machine, you’ve likely encountered a frustrating reality: there is no official driver download on the Roland website. | Phase | Duration (est
: If things get messy, use the Roland Clean-All Utility to wipe old driver attempts before trying again. UA-20 | USB Audio/MIDI Interface - Roland
: Older Edirol interfaces often perform better when plugged into a USB 2.0 port rather than a USB 3.0 (blue) port. Unlike the UA-20, Roland did release a compatible
Find the "Unknown Device" (or UA-20 with a yellow triangle). Right-click it and select Update driver Browse my computer for driver software