Most modern websites and apps (like Reddit, Netflix, or Banking apps) use HTTPS encryption. The neighbor can see that you are on Reddit, but they cannot see specific pages, posts, or passwords.
How to Hide Your Internet History from WiFi Owners - Top10VPN Your Bitch Neighbour
This is the most effective "reset." Log into your router’s admin panel and update the WPA2/WPA3 password. This will immediately disconnect every device, including the neighbor. Most modern websites and apps (like Reddit, Netflix,