If the signal isn’t strong enough, you won’t be able to connect reliably to your Wi-Fi network no matter which channel you choose. Again, you can use a Wi-Fi analyzer app to determine your signal strength the closer to 10 dBm, the stronger the signal. A stronger signal gives you a better chance of a reliable Wi-Fi connection.
The one that performed the best was the TP-Link RE605X, with sustained download speeds of at least 130Mbps to both Wi-Fi 5 and Wi-Fi 6 client devices throughout the entire place.
Wi-Fi 6 is the next-generation wireless standard that’s faster than 802.11ac. More than speed, it will provide better performance in congested areas, from stadiums to your own device-packed home. Wi-Fi 6 officially arrived in late 2019, and Wi-Fi 6-enabled hardware was released throughout 2020.
How to fix Wi-Fi on a device. So the problem isn't with your router itself. That’s great! Fixing the Wi-Fi for an individual device can be a whole lot easier… sometimes. So grab the problem device and let’s give this the ol’ college try. Reset your device. No, I don’t mean closing it and opening it again, or just putting it to sleep.
Related: Wireless Feng Shui: How to Optimize Wi-Fi Reception in Your House. Also, ensure that there are no metal objects between the two. For example, microwaves can be a huge Wi-Fi signal killer, so be sure to move them out of the way of those. Wi-Fi signals also struggle to get through thick walls.