@Carl yes, no problems with internet access. Cable modem is a docsis 3.0 unit from TP-Link as well. I'm speed testing over 200Mb/s.

@Mr_Whatsittoya no, I can't update from the web UI, only by downloading the firmware file with my computer and using the "browse" feature. I receive an error message that my device can't be...

@Carl It looks the same as in your screen shot. I've also tried clicking the "register now" button to see if it was just a problem with my TP-Link account. Here is what I get:

@Carl It says local device. I've got my wifi extenders registered as cloud devices, but I can't for the AC2300. Also, I noticed that when I click on the antivirus tab in the Home are section, it...

@Carl Wondering if you can shed light on the original question. I have the same problem. I can manage my router on the tether app it when I'm on the local network, but not from the cloud. The router...

Same problem here. I've tied upgrading and downgrading firmware, and no use.