If you want to check Browsing History on WiFi Router, you the default gateway of the router, a browser, and router's credentials. Check this post to know how to do the same.

Many routers don't have this option because they're managed through a mobile app. If that's how your router works, the option to clear the history might be available in the app. Click Advanced.

Then turn off Wi-Fi on any others so that you don't connect to the internet with a plug, like your phone, tablet and computer. Then, check your router to see if there's any activity happening.

Look at your network’s settings you might be surprised at who and what have access to your home WiFi, tech expert Kim Komando explains why to make the important check.