@Sundaresh That's right. I will update it in the OP.

@doyouquack Hi, I have replied to you via PM, please check and confirm.

@hurricane7 Can you please confirm how many wireless devices connect to the 2.4G network? What are they? When the 2.4G stops working, are the devices connected to it obtaining the correct IP address...

@CHUHY Hi, kindly check this article for more details to confirm if the QoS settings on the AX3200 is configured incorrectly, you can try to disable it if necessary:...

@Feriman You can find it on the first page of this thread, which is marked as a Recommended Solution (#549).

@Humbledude00 Hi, what is the model number of your TP-Link device? When you try to access the USB device attached to the router, is there any error message? Please show us the screenshot, thanks. Can...