hey in that case, login to the RE's web UI and change the name into the same one as your main router.

How about change another fixed wireless channel?

Does this only happen on remote network? How about local network? can you still controk it locally during that time? Is the router working properly? If router is working well, we may check the NC...

There is a pause menu which we can click to fix the location. It's recommended you try the third software iSPY tool.

here I get an explanation for you on tplink website. https://www.tp-link.com/us/faq-1865.html The real speed we can get on the client is lower than the speed on the APP. however, your real speed is...

If all the rooms are in the same power meters, you may consider to add wireless powerline extender.