User manual
142
SECTION 9: SYSTEM MAINTENANCE
9.4 Upgrade Firmware
You can upgrade the rmware through a local device or remote FTP server. You should check the current Firmware version before
upgrading your DVR rmware. Firmware upgrade should only be performed when recommended by your DVR
support organization.
1. To check the current rmware version, open the System information display. Go to Menu | Maintenance | System
Information
2. If the rmware needs to be upgraded, click the Upgrade tab on the left.
3. If installing rmware from a local device such as a USB ash drive or disk:
a. Connect the local device to the NVR, if necessary.