DriveLetterView is a free and portable drive letter editing utility. This tool can be used to view drive letter assignments of all local drives, remote network drives, CD/DVD drives, and USB devices that are or have been attached to a machine. Cool features include the ability to change a drive letter of a USB drive or even a network device as well as delete or remove USB devices that are no longer plugged in.
USBDeview is a free and lightweight USB diagnostics utility developed by NirSoft. This portable USB analyzer lets you view and manage every USB device that has ever connected to your system, active or disconnected. It displays detailed USB device information such as serial numbers, device names, Vendor and Product IDs, device types, and the exact timestamps of connection or removal. Whether you're troubleshooting, auditing, or maintaining USB hygiene, it's a reliable tool for professionals and everyday users alike.