6
Step 3: When “Update success!” is shown on the display, the device will reboot automatically.
Step 4: After rebooting, please check if the version is the same as the one you copy into “upgrade” folder.
Please go to Menu -> System -> Info to check .
Note: After the upgrade is completed, the "dvxxx_upgrade_201xxxxxxxxx_Rename" upgrade package in
the USB disk or SD card /upgrade/packet/local will be deleted
Remote upgrade
Step 1
：
Connects the device to server.
Step 2
：
Open the Windows client and log in.
Step 3
：
Find the license number of the target device in the device list of the client, right click and select
“Update” to open the Batch Upgrades interface. If you need to upgrade more than one device,
