Hi @Wrathofpanda,
A warm welcome here at the Roku Community!
We appreciate you for bringing this to our attention. We prioritize the security of the children that are streaming from Roku so we'd be more than willing to address your concern regarding the inappropriate ads that are being displayed. May we know the specific time and app/channel you were on when this inappropriate ad was prompted on your screen? In addition, kindly send us a photo/video of the ad that you're referring to for reference.
Furthermore, here's our Support article to help you on How to hide an ad.
Please don't hesitate to let us know if there's anything else you'd want us to address and we'd be more than willing to listen and take action.
Warm regards,
Carly
Carly Y.
Roku Community Moderator