ℹ
info Tenda
Status Fast blinking for 3 seconds
A wired device is connected or disconnected to the router.
? What Causes This
Insertion/removal of a network cable from one of the LAN ports.
ⓘ What This Means
Ensure proper connection and check if required device settings are correct.
Source: page 12 of the official manual
From the manual
This error code appears in:
Tenda Ac1200 Wifi 6 Router