There should be an EPROM chip that could be re-programmed and some people doing that, but I wouldn't recommend it, since if your device is under warranty - that could void the warranty. It's better...

If you set a different password (than the default "admin") for the router during the initial setup you'll have to remember it, otherwise a reset (method 1) is the only way to go.

You can stop the torrents for a brief time period to see if that's causing the high CPU utilization and eventually the drops. Videoconferencing is also high CPU demanding, so try to experiment and...

@BoredderoB Here you can put the feature requests and give ideas for TP-Link.

@Bkman OneMesh is supported in router mode only for Archer A7. Here some details about it. And here some Q&A that can help you clear things out. It is still possible, but you'll have to do a double...

That's just probably because some smart home devices (neighbor's most likely) are trying to authenticate against your router, but they can't. That's why the authenticated/disassociated messages are...