“Malicious Website Blocked: C:\Windows\explorer.exe” Pop-ups, How to Remove?

A pop-up saying “Malicious Website Blocked: C:\Windows\explorer.exe” constantly shows on your screen? Your PC runs strangely after getting this pop-up? Have no idea how to deal with the “Malicious Website Blocked: C:\Windows\explorer.exe” pop-ups?
Please read this post and try to understand the removal methods introduced here.

“Malicious Website Blocked: C:\Windows\explorer.exe” pop-up is a security alert caused by some kind of malicious and aggressive infections that have already invaded into your computer without your knowledge and consent.