: Specialized sites like IP Cam Talk and Reddit's Hardware Hacking community often have threads where users share verified dumps for specific motherboard revisions.
A "flash dump" is a 16MB raw image of the device's internal SPI flash chip, often used by technicians to unbrick a device using a physical programmer like the . If you are looking for this specific file for the DS-80261-P motherboard : Specialized sites like IP Cam Talk and
: A more modern application that can identify and download the correct firmware for your serial number. Important Precautions Bios flashing hikvision | IP Cam Talk