Pop up blocks my screen every few seconds -how to stop it

[Android Central Question]

Started with a couple repetitive ads and has escalated. Ads cover and FREEZE screen. I have tried downloading the repetative and sights, shutting off permissions and emptying cache. No cure. HELP!

 

[belodion]

Does Safe Mode stop it? https://forums.androidcentral.com/showthread.php?t=409154