It only takes one line of text to add the Kindle Fire to the list of devices that ADB knows about. The harder part is tracking down the text file to edit, and getting ADB to restart after making the changes. Things are more involved with Windows than Mac, because you also have to configure the USB driver, so the two systems are shown here as separate processes:
adb_usb.iniis located, at
adb_usb.iniin a text editor. The file has no visible line breaks, so Wordpad would be a better option than Notepad.