What you have turned on should be the pop-up filter that comes with it. For floating ads in the lower right corner, you need to install an enhanced ad filtering app.

Click on the "Tools" box button in the upper right corner, click on the + sign to enter the Sogou App Center, search for and install the "Ad Filter" app, and then reopen it to try. Click on the icon of this application, there is a subscription filtering rules function, you can change different rule packages, but also supports custom rules.