Navigate to or Tools (depending on your current UI version). Select USB Upgrade . Select All Code (or "Maincode") as the upgrade mode. Locate your firmware file on the USB and press OK .
Hikvision, Dahua, and other OEM-based recorders (which KOQIT often rebrands) are frequent targets of botnets like Mirai. Firmware updates close known backdoors. koqit v5h h265 firmware