The main thing that is responsible for you being flooded with unwanted pop-up notifications is tracking cookies used by Ad.adserverplus.com. Just as it has been mentioned above, they collect data about your web browsing, and later on it can be used for marketing purposes when you visit particular websites. Although in general cookies are not dangerous, it is possible for Ad.adserverplus.com to be misused by malware, and by clicking on any of these pop-up advertisements you could be redirected to corrupted websites that could host malware. It goes without saying that the main objective of computer malware nowadays is financial gain, so you need to protect yourself from these infections in order to avoid getting ripped off.
If you do not want your data to be collected by Ad.adserverplus.com, and you want to get rid of the pop-up messages, you should delete Ad.adserverplus.com from your computer. Run a full system scan with SpyHunter free scanner to check which files are considered suspicious and dangerous to your computer. Then, invest in a reliable antimalware program to remove Ad.adserverplus.com from your PC for good. Also, it would be a good idea to reset your browsers as to avoid any possible redirections.
If you have any problem removing Ad.adserverplus.com, leave us a comment below.