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4. These control commands can be configured in Milesight D2D controller device. When
Milesight D2D controller device is triggered, it will send the pre-defined control command to
control the circuits/switches of WS558 to on, off or inverse status.
3.5 Maintenance
3.5.1 Upgrade
ToolBox Software:
1. Download firmware from www.milesight-iot.com to your PC.
2. Go to “
Maintenance -> Upgrade”
of ToolBox software, click “
Browse”
to import firmware and
upgrade the device. You can also click “
Up to Date”
to search for the latest firmware of the
device and upgrade.