This means links you click on in Facebook and then copy and paste to share will include a "fbclid" attached to the end of the URL for tracking purposes. Just one more way a powerful corporation is tracking you and others who click on the links you share without your permission or even your being aware of it. Facebook adding “fbclid” parameter to outbound links. Last week, I noticed that Facebook had started to attach a query parameter called “fbclid” to outbound links. I only noticed this because referral traffic from Facebook started appearing with the “fbclid” parameter in my Google Analytics dashboard. What does it do? This is some sort of new tracking mechanism that Facebook has implemented. It looks as though Facebook is rolling out a first party pixel implementation. This is probably in response to recent news that browsers such as Safari will be blocking 3rd party tracking cookies. The term “fbclid” probably means “Facebook Click Identifier”. Google has a similar parameter called GCLID, which stands for “Google Click Identifier”. The Google GCLID parameter is used to transfer info between Google Analytics and Google Adsense. ... https://thisinterestsme.com/facebook-fbclid-parameter/
