Yes, you can block someone from joining a Facebook group. To do this, go to the group and click on “Members” in the top right corner. Then, click on “Add Members” and type in the person’s name. Next to the person’s name, there will be a button that says “Block.” Click on this button and then click on “Confirm.

Yes, someone else can add you to a Facebook group. When you join a group, you’ll see a list of members and their profile photos. If you don’t want to be added to a group, you can adjust your settings in the “Group Invites” section of the “Privacy Settings” page.

Yes, you can block someone from a group. To do this, open the group and click on the gear icon in the top-right corner of the group’s header. Select “Members” from the menu, and then use the gear icon next to the person’s name to block them.

Yes, you can block someone from a Facebook group after they’ve left. To do this, go to the group and click on “Members.” Then, click on the “Blocked” tab and add the person’s name.

If a Facebook group is private, only members of the group can see its content. This means that if you weren’t invited to join the group by a member, you won’t be able to see what’s in it.

To block someone from seeing your group posts, go to the group and click on the three dots in the top right corner. Select “Group settings” and then “Members.” Find the person you want to block and click on the three dots next to their name. Select “Block.

Blocking someone in a group on Facebook prevents them from seeing any of the posts in that group.

Yes, you can hide your groups on Facebook. To do so, go to the group and click on the three dots in the top right corner. Select “Group settings” and then “Privacy.” From there, you can choose who can see your group.

There could be a number of reasons why you can’t add someone on Facebook. One possibility is that the person’s privacy settings are set to prevent anyone from adding them. Another possibility is that the person has blocked you.

A closed group is a group on Facebook where the members must be approved by an administrator before they can join. A private group is a group where the members are invited by another member.