From WoWWiki

Default pane and first tab at the bottom left of the Socials window that lists friends that you track in the game. Sometimes called the "Friends pane."

You can access the Friends List from the Social button (looks like a speech bubble with an exclamation point !; default key shortcut of O) in the middle section of the command bar.

The Friends List pane also has two sub panes accessible from tabs at the top of the pane:

• Friends (the default)
• Ignore

The other panes accessible from the Friends List window:

• Ignore List from upper tab
• Who
• Guild
• Chat
• Raid

Contents 1 Friends tab 1.1 Add Friend 1.2 Remove Friend 1.3 Send Message 1.4 Group Invite

Friends tab

Most of the Friends pane consist of the list of Friends, each entry showing the following info:

• Name and current Region or Offline
• Level and Class

At the bottom, the pane has 4 buttons:

1. Add Friend
2. Remove Friend
3. Send Message
4. Group Invite

Add Friend

This button brings up a box where you can type in a player's name to add them to your friends list.

Remove Friend

This button removes the selected player's name from your friends list.

Send Message

If the selected friend is online, this button sends a private tell to them. You type your private message in a chat box that appears at the bottom of the screen.

Group Invite

If the selected player is online, this button sends an invite to the person to join your group.