TP-Link Archer T4U manual Hardware Overview, Status Working Status

Archer T4U TP-LINK Wireless USB Adapter User Guide

1.3Hardware Overview

LED status:

Status	Working Status
Off	The driver has not been installed;
	The adapter's radio has been disabled.
Flashing Slowly	The driver has been installed but no data is being transmitted or received.
Flashing Quickly	Data is being transmitted or received.

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