Probably, at sometimes you must have blocked someone on Facebook or Facebook Messenger, after blocking, that blocked person cannot post on your timeline, cannot send you a message, cannot add you in any group and cannot tag you in a post. But what about that, if you accidentally blocked a friend on Facebook or Messenger and you don’t know how to unblock, then this article is important for you.
Here we will provide a step-by-step guide that will be helpful to block and unblock someone on Facebook and Facebook Messenger.
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What Happens When You Block Someone On Facebook or Messenger
When your friend’s activities bother you on Facebook so you can restrict that friend or add it to your Facebook blocked list. As we mentioned above, when you block someone on Facebook or Messenger, that user cannot message you, tag in a post, nor post anything on your timeline. Apart from this, all the old posts and comments of that blocked user will disappear, blocked users cannot see your posts, comments profile photos, and other details. All the posts, comments, and everything else between you and the blocked person will disappear from your perspective.
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Before knowing how to unblock someone on Facebook or Messenger. First, let us know how to block someone on Facebook.
How to Block Someone on Facebook App
To block someone Facebook via mobile.
- Go to the Facebook app and tap on the three rows that appear on the right top corner.
- Tap on Friends>All Friends.
- Now choose the friend you want to block.
- Tap on the three dots and then tap on Block.
Block Someone via PC
- Open Facebook and log in to your account.
- Click on your profile picture or name.
- Click on the Friends.
- Now find the friend you want to block in the friend list or type that friend’s name in the search box.
- Click on three dots then click on Block.
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How to Unblock Someone on FB via PC
Step 1. Go to Facebook and log in to your account. Click on the down arrow that appears in the upper right corner and clicks on Settings & Privacy.

Step 2. Now click on the Settings.

Step 3. Now the settings will appear on the left side of the window. Click the Blocking to open the Blocked list.

Step 4. Click Blocking on the left sidebar. As you can see in the image below the Facebook blocked list is visible. Find that user’s name you want to unblock, then click Unblock. You can also block someone from here, just type friend’s name and click on the Block.

Note: You can also block any user from here, just type the username in the box then click on the block. But remember, you cannot unblock a user for 48 hours after blocking.
When you block someone on Facebook, that user gets unfriended also. If you unblock anyone, that user will still not be included in your Facebook messenger friend list unless you send a friend request to that user. Only after accepting your request will he be able to join your friend list.
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How to Unblock Someone On Facebook App
Step 1. Click on the three rows on the top right corner then click on Settings.

Step 3. Click on Blocking to open Blocked list.

Step 4. Find the user which you want to unblock then click on UNBLOCK.

Step 5. Click Unblock to confirm.

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How to Unblock Someone On Facebook Messenger
Unblocking someone on Facebook Messenger is almost the same as Facebook. For this, login to your Facebook Messenger and tap on your profile picture.

Tap Account Settings.

Now click Blocking to find a blocked user.

As you can see, all blocked Facebook Messenger users are visible, find the user you want to unblock then tap UNBLOCK.

Once you tap on unblock, the user is able to post, tag and message you.

How to Unfriend Someone On Facebook or Messenger
When the activity of one of your Facebook friends starts bothering you. Or if that Facebook friend tags you in a post that you do not want to publish or annoys you by sending a message to the messenger, then it is a better option to unfriend or block such a Facebook user.
When you unfriend someone on Facebook, that user also exits from Messenger’s friend list. But even today, most Facebook users are such that they do not know how to block or unfriend someone on Facebook and Messenger. First, know how to unfriend your Facebook friend.
Unfriend someone on Facebook via PC.
Go to the Friend list and type that user name in the search bar and click on the icon that appears in the image below then click on Unfriend.

Unfriend someone on Facebook app.
- Go to the friend list and select that user which you want to unfriend.
- Tap on the three dots on the right.
- Tap on Unfriend.
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