How can I delete com.common.shudownlisteners?

[itxmi]

I downloaded an app that was not in Play Store cuz I'm so smart, ya know. Now these two pop-up windows don't stop appearing when I enter, for example, Chrome or YouTube. I don't know how to uninstall this thing, help :'(.

 

[B. Diddy]

Welcome to Android Central! You most likely installed some adware or malware. Are you saying that you're unable to install the app that you mentioned wasn't in the Play Store.