If no button appears, you are already running the latest version for your system.
: WD Discovery is the primary tool for installing firmware updates for devices like the My Book Duo .
: Keeping the software current ensures compatibility with the latest security protocols for your connected storage. Future Alternatives
: Updates often fix bugs where drives (like My Cloud Home) might disappear from the system after an OS update.
Locate the section. If an update is available, an Update button will be visible; click it to begin the installation.