If you have actually obstructed someone unintentionally or changed your mind about the block, however, it is likewise reversible. You can change your Personal privacy settings to unblock and enable someone back into your Facebook world.
How Do I Unblock Someone On Facebook
1. Click the down arrow next to "Account" at the leading right of any page on Facebook.
2. Click "Privacy Preferences" from the Account menu.
3. Click the "Edit Your Lists" link under the Block Lists heading. It is at the bottom center of the page.
4. Click the "Unblock" link next to the name of the individual you wish to unblock. A list of individuals you've obstructed is found under the Block Users area.
Idea
Unblocking someone does not instantly put that individual back in your buddy list. You need to add the newly unblocked individual as a pal and await them to validate the demand.
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