During a chat you may need to share a screenshot with us.
Make sure you can see the webpage or program on the screen that you want to capture. Then hold down Alt and press PrtScn, then release both.
Go back to the chat screen and in the chat message paste the image (Ctrl V or right-click and paste) and hit Enter.
Make sure you can see the webpage or program on the screen that you want to capture. Then press and hold down Shift + Cmd + 3, then release all three buttons.
Go back to the chat screen and in the chat message paste the image (Ctrl V or right-click and paste) and hit Enter.