Dvr116gf1: Firmware !!better!!

This is the trickiest part. Because the DVR116GF1 is an OEM platform, different resellers (e.g., Amcrest, Zmodo, Night Owl, generic Chinese models) customize the firmware with their own logos and cloud services.

Since many of these units are rebranded, check the following portals: ZOSI Help Center: Search for "DVR116GF1" or your hardware ID on the ZOSI Support Website XMeye / XM Device: If your DVR uses the XMeye app, firmware is often hosted on or through the "Cloud Upgrade" feature in the DVR menu. Generic CMS/VMS: dvr116gf1 firmware