

You can take a screenshot by pressing the PrtSc key on your keyboard. Wow has an inbuilt feature to take a screenshot.

The main aim of hiding the UI is to take a screenshot. To solve this you can either change the binding in your Twitch or Gforce application or you can pause the game and go to the settings in Wow and change the key binding to some key other. It is usually caused by Nvidia GForce overlay or twitch overlay. The default key for hiding UI or hud in windows is ALT+Z or CTRL+Z. How To Hide UI in Wow on Mac How To Hide UI in Wow on Windows
