The only consistent replication of a feature is if it continues to do the same thing, the same way, every time.
As noted by others, the way to get the data light to turn off is to go to the device lights and vary the brightness.
The way to get the data light back on is to power off the device then power it back on.
The way to turn off the data light is to go to the device lights and vary the brightness.
And so on, and so on, and so on ….
Next step: Xfinity tells us why the data light being on when power is turned on after power has been turned off has become a feature that we should enjoy.
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