: Choose Local Upgrade , select the USB drive, pick the firmware file, and click Yes/Upgrade . Method 3: Update via Hik-Connect App For newer models with cloud access enabled.
: Newer firmware packages improve the precision of built-in Video Content Analysis (VCA), such as people counting, face search, and thermal mapping. Technical Specifications Overview
Open a web browser and type the IP address of the device into the address bar. Log in using your administrative credentials. Navigate to > Firmware Maintenance .
Unless the patch fixes a specific exploit you are aware of, monitor Reddit and Hikvision forums for the specific build number (e.g., v4.61.005). Sometimes a "brick wave" is reported, though rare for the NIST series. ds9664nist firmware updated
You can revert to the previous firmware (if it was v2.1.2 or v2.0.9) via the feature — only available within 14 days of upgrade .
: Insert the USB into the NVR's front or back USB port.
as admin (not a custom role with partial permissions). : Choose Local Upgrade , select the USB
On the local monitor interface, navigate to the (or Settings > System > Upgrade depending on your current GUI version).
The system will display a progress bar. Once complete, the NVR will automatically reboot. Method 2: Remote Update via Web Browser
Power on the device while holding the Calibrate or Enter button to force the bootloader menu. Technical Specifications Overview Open a web browser and
Always check for updates quarterly to stay ahead of security trends and keep your NIST-compliant system running at peak performance.
: The initialization sequence is now 40% faster after power interruptions.