Applies to: DT41Y/DT61Y/DT81Y/DN41R/DN61R/DN81R/DT41GB/DT81GB/DT61GB/DT41DB/DT81DB/DT61EQ/DW41JD/DW81KD/DW61LD/DT81DP/N48PI/N44PI/N46PI/N44PAM/N48PAW/N46PCK/N88PCH/N441Y/N481Y
Purpose: The firmware on your DVR/NVR can be upgraded by the local backup device or remote FTP server.
Upgrading by Local Backup Device
Before you start:
- You have logged in to your DVR/NVR.
- Connect your DVR/NVR with a local backup device where the update firmware file is located.
Steps:
- Click Menu > Maintenance > Upgrade, and click the Local Upgrade tab to enter the local upgrade menu.
- Select the update file from the backup device.
- Click the Upgrade button to start upgrading.
- After the upgrading is complete, reboot the DVR/NVR to activate the new firmware.
Note: You can view the file details on the Status Bar, and delete or play the file.
Upgrading by FTP
Before you start:
Configure PC (running FTP server) and DVR/NVR to the same Local Area Network. Run the 3rd-party TFTP software on the PC and copy the firmware into the root directory of TFTP.
Steps:
- Click the FTP tab to enter the local upgrade interface.
- Enter the FTP Server Address in the text field.
- Click the Upgrade button to start upgrading.
- After the upgrading is complete, reboot the DVR/NVR to activate the new firmware.
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