AV.io 4K documentation and software


These downloads give you access to the latest developments for your device. You can load this firmware onto your device using the AV.io Config tool. You can learn the full process for updating Firmware in our user guide.


AV.io 4K

AV.io 4K firmware
Operating system: All

Download version 4.0.0


Configuration tool

For most uses of AV.io 4K, the configuration tool is not required. However, it is necessary for installing new firmware, and for advanced usages such as creating custom resolutions.


AV.io Configuration Tool. When installing on Windows 10, you may need to right-click the file and choose Run as administrator.
Operating system: Windows 10 64-bit, Windows 8/8.1 64-bit

Download version 4.0.0

Mac OS X

AV.io configuration tool
Operating system: Mac OS X 10.13

Download version 3.1.0


AV.io configuration tool
Operating system: Ubuntu 16.04 LTS 64-bit and similar

Download version 4.0.0

Online user guide



AV.io 4K Brochure


AV.io 4K User Guide

USB capture card family brochure

USB capture card family brochure

AV.io 4K is a UVC-based video grabber. This means they work with the UVC drivers that come with your operating systems. No other driver installation is required. This video grabber is recognized in the same way as a web camera by any UVC-friendly application. The following table provides a partial list of applications that work with AV.io 4K. See product release notes for any product-specific differences.

Windows 8.1 Windows 10 Mac X 10.10 and up Linux (kernel 3.5.0 and up)
VLC media player Y Y Y Y
Wirecast Telestream Y Y Y
Skype Y Y Y
Windows Camera Y Y
Quicktime Y
Adobe FMLE Y Y Y