what can be done to avoid this this to happen again and again?

[Android Central Question]

i am very frustrated after spending almost 1000 $ for a Samsung Galaxy s9+ being bombarded with pop ups invading my privacy and interrupting my calls?

 

[ManiacJoe]

You have installed an app that is serving the ads to you. You need to find and uninstall the app. Unfortunately, these apps are not always easy to find.

What were the last five apps you installed?

 

[Parag K]

What kind of pop ups?