User manual

171
6.7.5 System Update
QNAP pro
vides new firmware release for VioStor NVR from time to time to provide
updated features and enhancements. You may update the system firmware in
order to use these new features. Before updating the system firmware, make sure
the product model and the firmware version are correct. Follow the steps below to
update firmware:
Note: If the NVR is running properly, you may not need to update the firmware.
QNAP is not responsible for any forms of data loss caused by improper or illegal
system update.
1. Download the release notes of the firmware from the QNAP website
http://www.qnapsecurity.com/
. Read the release notes carefully to make
sure you need to update the firmware.
2. Unzip the firmware file to your local computer.
3. Before updating the system firmware, you are strongly suggested to back up all
the disk data on the NVR to avoid any potential data loss during the system
update.
4. Click “Browse…” to select the correct firmware image. Click “Update System”
to update the firmware.
The system update may take several minutes to complete depending on the
network connection status. Please wait patiently. The NVR will inform you when