Overview of Freefakir.com
Freefakir.com is considered as a dubious website which is designed to detect and exploit vulnerabilities on applications installed on your computer to install malicious and unwanted software by use of malicious codes injected into the PC. Thus, you should never attempt to trust any pop-ups message from this site.
You may wonder how it gets into your PC. Typically, it often hides itself in malicious/ hacked websites. So do not attempt to visit them. Besides, it can be spread by spam email attachments. Sometimes when you read some spam emails from unknown/unsafe sources, your PC may be infected without knowledge. Or sometime if you click on some suspicious links, pop-ups and similar notifications while browsing online, your PC is also possible to be infected.