The command azsphere device wifi show-status
is meant to show the status of the Wi-Fi interface on the attached device.
Even if there are multiple devices connected to the Windows machine, the command line enforces you to specify the device ID, IP address or the Local Connection ID of the attached device. Please refer the below image for more details on the parameters of the command.
Here is the link to the official documentation on Azure Sphere CLI command interface. Even if you have multiple connected devices, the only way to achieve what you are looking for, with the current implementation, is to run the command against each connected device individually.
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