A group owner can edit group information to modify the group image or group name. If you are not a group owner you will not see this option.
To edit group information:
Locate the group whose group information you want to edit.
Click on the group name or profile picture at the top of the chat window.
Or
Click on the ellipsis icon and then click Group info. This will open their group information.
In the Group info screen, you can:
Edit group name: Click the pencil icon to change or update the group name.
Edit profile icon: Click the profile icon and choose an image from your PC's gallery to update the profile icon.
