You can remove participants from a group chat by following the steps below:

1. Click on the number of participants under the group name.

2. You will see a red minus sign if you hover over the contact image of the participant that you want to remove.

3. Click on the red minus sign and you will get a pop-up message.

4. Click "Yes, Remove" to remove the participant from the group
   

Note: You can only remove one participant at a time.