Press and hold the and Enter buttons simultaneously until the bootloader screen appears. Select Apply Update from USB using the directional keys.
: Cutting power or pulling out the USB drive during the flashing process will permanently corrupt the flash memory chip. This results in a "bricked" unit that can only be recovered through tftp tools or physical chip replacement. ds9664nist firmware updated
If your firmware is very old, you may need to upgrade in intermediate steps before reaching the newest version. Press and hold the and Enter buttons simultaneously
Perform a full system configuration backup and ensure the device is connected to an Uninterruptible Power Supply (UPS). Deployment: Use the local web interface or a specialized firmware upgrade utility to push the update. 5. Conclusion This results in a "bricked" unit that can
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If your NVR is not connected to the internet, you can use this method.