Posting controversial content can also often result in access to a Facebook account becoming blocked.
To get your account unblocked from Facebook, the best strategy is tosubmit an official request for review.
find out if your Facebook friend actually blocked you.

Its possible that they just changed their name or privacy configs.
They also may have justdeleted their Facebook account.
You may also want tocheck if your friend blocked you on Facebook Messenger.

Find out why your friend blocked you on Facebook.
Reflect on recent Facebook posts or messages you may have written that could have offended or been misunderstood.
Only message your friend once on one platform.
Multiple messages on multiple apps can be seen as harassment and could cause even greater friction in your relationship.
Do not send follow-up messages.
Call your friend once.
If they dont answer, record a single voice message and then leave the ball in their court.
Apologize and ask your friend tounblock you on Facebook.
Reflect on your behavior.
Were you rude to other users?
Did you break any Facebook group rules?
Find out what you did wrong before proceeding any further.
Facebook groups usually list their rules in their description or within a designated rules tab.
Each Facebook group has different rules so its important to check them before writing a post or comment.
drop a line to the owner or an admin.
grab the Facebook page or group name or theMemberstab to view its admins.
Only contact one admin.
Spamming the entire group could result in your entire Facebook account being reported for harassment.
Contact an admin off of Facebook.
Only message one person and only send them a single message.
When you do, be polite and explain your situation.
Respect the response and move on if you have to.
After all, there are plenty of Facebook groups and pages to explore in almost every niche imaginable.
Enter the name of the person or page you want to block, then selectBlock.
Start typing the name of the page you want to block, then select it from the drop-down menu.