...Clear mapping tables and directory structure help distributions and end users package the correct files under /lib/firmware/, which resolves the common “Bluetooth not found” issue after installing Linux. By centralizing vetted firmware versions, it reduces guesswork, prevents regressions, and gives maintainers a single place to track updates for new laptop generations. Practically speaking, it’s the missing link between an otherwise supported Bluetooth stack and real-world, out-of-the-box functionality on Linux.