[Johan von Konow] found that he was using an FTDI USB-to-Serial chip in a lot of his projects and wanted to have an easy prototyping component on hand to facilitate this. What he came up with is ...

The classic serial null-modem cable was, among other things ... [Nick Sayer] needed just such a tool, but one that would work in a modern USB environment. Enter the isolated USB null-modem.

6] Uninstall and reinstall the USB Serial ... its USB cable into any available USB ports. After connecting the camera, Windows 11 will automatically install the required driver.