I have a TL-WR740N v5 with firmware TL-WR740N_V5_150312. I just checked new firmware, and foud TL-WR740N(UN)_V5_160715. My region is Hungary, that is EU. Can I upgrade to the new firmware, as it is...

Hello jimasek, it seems that my problem is solved, I made a lst triel, and I don't really know what difference have I made in setup, but now everything is workin perfectly. Thanks for your kind help.

Sorry, but that router is not at my home, but tomorrow, on Monday I will be at that place and can get screenshots of the settings. Previously I used that router but I changed it because I had to...

Thanks for Jirmasek for the posts, but unfortunatelly the problem still exsists. Namely setting NO-IP DDNS and Port forwardings is not working on TL-WR1043ND, but TL-WR841N and TL-WR740N with the...

I tried it with another type of TP-LINK router TL-WR841N with the same settings, and everything was working. The host computer is with the same setting, same IP address. This is why I cannot figur...

Sorry for my mistake, here is the Status tab.