Help Need help with "virus"

[Just a guy with problem]

So today I wanted to download app of internet site and out of nowhere a ad poped out and I clicked on it without wanting to and it downloaded I wanted to cancell instalation but I accedently clicked install... it installed and minute later apps started poping out and I want to unistall the "virus" and apps but I can only deactive them I tried to unistall them from store but the same result... I will try to go troubu files and deleted it manually.

 

[Jfalls63]

You could try a Factory Reset but if anything was installed into the system, you will need to reflash the stock firmware.