Please plug the Unifying Receiver to the usb port of 20.04 machine directly (the usb port which connects to the KVM switch), then run lsusb and upload the output.
Let us compare the log with the one you plug the Unifying Receiver to the usb port of KVM switch. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1930925 Title: Ubuntu 20.04 doesn't work with Logitech, Inc. Unifying Receiver over a KVM switch To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1930925/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs