Virtualbox 6.1 Extension Pack -

This is the primary reason most users download the Extension Pack. The base VirtualBox installation only supports USB 1.1. If you plug a USB 2.0 or 3.0 flash drive, webcam, or wireless adapter into your host machine and try to pass it through to the guest VM, it will often fail or run at agonizingly slow speeds without the Extension Pack.

The is a separate software bundle that adds proprietary, host-specific features to the open-source core of VirtualBox. While VirtualBox itself is free and open-source, the Extension Pack is free for personal, educational, or evaluation use (under the VirtualBox Personal Use and Evaluation License). virtualbox 6.1 extension pack