FWIW--I recommend AdBlocker Plus for Firefox. FWIW--I recommend AdBlocker Plus for Firefox.No popup ads here , that’s why Freep has funding drives ,, you have unwittingly installed malware ,, I suggest getting ADAWARE , Malwarebytes and “SpyBot Search and Destroy” ,, I use filehippo.com ...
With Firefox go to Tools and plug ins. There a number of good plug ins and add ons to fix this. However, download a copy of Malwarebytes and run this first . You may have malware giving you these pop ups .
Wipe the drive and reinstall your OS. then set it to disable cookies.