Why are random àdds popping up on all apps including the home screen?

[Android Central Question]

Okay so I have an RCA tablet and I'll be like scrolling through my games and then an add just pops up and its like that for all my apps.

 

[B. Diddy]

Welcome to Android Central! You most likely installed adware alongside some other app. See this guide: https://forums.androidcentral.com/a.../901497-full-screen-ads-how-find-culprit.html