I am using Chrome.
Originally Posted by i'va biggen
Install the addon for chrome in my signature. If the popups persists then you might have malware (check other addons/extensions and remove any toolbars or search ones).
You can also use malwarebytes anti-malware to scan.
If you want to go the advanced router then use
AdwCleaner. This is a little more advance because it requires you to make choices on what to remove from registries and what not. This once cleaned my browser extensions, but I had a back up so I restored what I needed.