A: Typically 2–3 times per year – mainly for security patches and AI improvements. The XVR1B16H is still actively supported as of [current year].
Older firmware used a clunky plugin (often blocked by Chrome). The "new" firmware introduces a interface that works in Chrome and Edge without needing an Extrenal EXE plugin (though you still need a plugin for PTZ controls or playback audio).
: You can cross-reference update guides and search for specific tools using the DahuaWiki Firmware Search Tool .
Recent patches have addressed specific issues such as color display fixes for 5MP cameras. How to Update Your DH-XVR1B16H