How Do I Unblock Something From My Facebook Feed How Do I Unlock Facebook On A MacBook?

How do i unlock facebook on a MacBook? - how do i unblock something from my facebook feed

I have a Mac, but my school offers for all four years there, and that R is completely useless with Internet U can just go to Google and most sites are blocked, most of Goodle what is the block I needed something to unblock facebook, but something else, because it blocks the majority of the lawyers on Facebook help please! or what would be a waste of money for this laptop!