The solution is a lot simpler. Linux (unRaid) is somehow blocking the device on the host. I found out that you can unload the bluetooth drivers and it works now inside the VM. modprobe -r btusb modprobe -r bluetooth   If you want that it persistent between reboot, you have to blacklist these drivers. Normally it is /etc/modprobe.d/ but unRaid does not replace the initial root filesystem (initrd / rootfs) with a block device so changes where are not persistent. In some ot
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