Some of the problems that impact Wi-Fi on Roku devices are predictable, in that they might affect any other product in your home. In 2026, you should at least be using Wi-Fi 6, and Wi-Fi 7 is becoming increasingly affordable. Is there anything else you can do to improve Roku Wi-Fi? Without spending money, that isOne thing is to periodically reboot your Roku, router, and/or modem. If you want the fastest possible Wi-Fi, you might try the opposite of a trick I mentioned earlier, forcing your Roku to connect to a 5GHz-only SSID.