Region : Australia Model : TL-MR3420 Hardware Version : V2 Firmware Version : ISP : If you trawl through this forum, there are a number of issues and problems raised about poor power and RF...

There is a brand new website providing detailed information for the alternative ROOter software for many TP-Link routers. http://ofmodemsandmen.com/index.html Enjoy

Try an extension USB cable to relocate the modem away from the router?

I asked about ... " Roaming will work with no additional client (router) settings if supported by the home and visited networks. It's all in the SIM. APN etc will be resolved by your home network, so...

On second thoughts, international data roaming should work just like voice, as long as you have a data roaming agreement with your ISP?

And also try a good quality USB extension cable between the modem and the router. Preferably one with a ferrite RF bead. Cheers