@Al22_9 Your TD-W9960 and TL-WA854RE configurations seems fine. According to the screenshots the only DHCP server in your network is on TD-W9960. For easier access to the TL-WA854RE WebGUI I would...

@Yamshanks It's highly likely that the ISP customized your router firmware and set a custom administrator password. Try the solution posted here and check if that works for you.

@MoreConfused Have you looked at Advanced > System Tools > System Parameters. Here's the official guide for configuring WDS feature. A while ago it was in the Advanced->Wireless->WDS. If you still...

@Nils92 Have you changed any of your wireless settings recently ? Try these if you're using other:

@KidaT Well, most probably. Sometimes they release a beta FW release until the next official release is stable enough. There's another option - you may contact your local support and ask them to help...

@KidaT Yes, you did it right - bottom sticker has precedence over other info (like the WebGUI). In your case though, it wouldn't matter.