[ ] System → Maintenance → Firmware Version . If it shows 2.0.9 or earlier, you must update sequentially to 2.1.2 first (contact support for intermediate package).

Updating your Hikvision DS-9664NI series Go to product viewer dialog for this item.

Copy the extracted digicap.dav file onto the root directory of the drive. Insert the drive into one of the NVR's USB ports.

: Cutting power during the 1–10 minute process can "brick" the device.

is a professional-grade 64-channel Network Video Recorder (NVR) designed for large-scale IP surveillance. Recent firmware updates for this series often focus on enhancing system reliability

Closes vulnerabilities that could allow unauthorized access to your video feeds.

Implementation of updated TLS 1.3 support for secure remote management. Storage Reliability:

Regular firmware maintenance for the DS9664NIST is not merely optional but a core requirement for maintaining a secure and reliable operational environment. This update provides the necessary safeguards against modern cyber threats while ensuring the hardware remains compatible with future technology standards.

: Copy the extracted firmware file to the root directory of a FAT32-formatted USB flash drive.

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