My Cloud OS 3 (Single Bay) Not Recognized when Connected to AT&T Uverse, Pace, Arris, Ubee or Sonic Gateway Routers

My Cloud OS 3 has reached its end of support life cycle on April 15, 2022.

Need more help?

• My Cloud OS 3 End of Support
• WDC 21004 Bulletin: Recommend Upgrade to My Cloud OS 5
• Answer ID 32059 My Cloud OS 3: Cloud Access and Notification Email Support Removed
• Answer ID 28740: Western Digital Product Lifecycle Support Policy

Description

Some models of AT&T Uverse, Pace, Arris, Ubee, and Sonic Gateway routers fail to give a local IP Address to the single-bay My Cloud with 04.xx.xx-xxx firmware.
There are network auto-negotiation issues.

Resolution

Put a switch between the My Cloud and the router.
Do Not Use a Hub.

1. Power off the My Cloud.


2. Connect a network switch between the My Cloud and the router.
   
   

   



3. Power on the network switch.


4. Power on the My Cloud.


5. Make sure the front LED on the My Cloud is blue.


6. Make sure the lights on the Ethernet port of the My Cloud are on or blinking.


7. Setup the My Cloud.
   
   Need more help?
   Answer ID 27433: How to Set up a My Cloud Device Using the Dashboard