Yes, I have raised it with support and am in dialogue with them at the moment. I'll post a summary here when it has progressed.

This is reproducible as I have upgraded another one of these routers and get the same 403 Forbidden box after logging in with that one too.

Well I know it works OK with the old firmware, as it worked fine before the upgrade. I'm just wondering if the new firmware has added a setting I need to deal with to make remote management work...

Region : UnitedKingdom Model : TD-W8970 Hardware Version : V1 Firmware Version : 141008 ISP : Following a firmware upgrade to v141008 last week, I can no longer access the router over the internet. I...

Ah, usually I check with other browsers, but this time I didn't. It is fine with Internet Explorer and Chrome, but it has the problem with Firefox which is my default browser. Good tip, although it...

Region : UnitedKingdom Model : TD-W8970 Hardware Version : V1 Firmware Version : 0.6.0 0.11 v000c.0 Build 121203 Rel.46289n ISP : Generally the web interface is a joy to use being quick and...