VRChat is a free-to-play massively multiplayer online virtual reality social platform created by Graham Gaylor and Jesse Joudrey. it has been out on Steam since 2017. however, it seems that there is an annoying bug that the game will auto fullscreen when you start the game.
Screenshot
The bug look as this screen below:
Here we will show you how to fix this bug and set the fullscreen in VRChat.
How to Fullscreen in VRChat (Step-by-step Tutorial):
Step 1: Hold Shift while opening the game from steam Increase resolution.
Step 2: After you had click the “Play” button, It will have two options (“open in steam VR mode” and “open in desktop mode.”) for you, choose the second one(desktop mode).
Note: You Should hold Shift while and after clicking play until the menu for graphics option appears
Step 3: Press Alt + Enter to full screen and windowed anytime while playing this works in almost all games
Step 4: Done! enjoy the game.
Note: Sometimes, you can set the game to full screen via simply holding shift or pressing Alt+Enter. but the method above is the complete way for you.
VRChat Description:
Imagine a world where anything is possible. Join a game of capture the flag in outer space. Share stories around a campfire while roasting marshmallows, then moments later experience a retro game of bowling with an alien and robot. In VRChat there is something around every corner that will delight, thanks to the power of true user generated content. Jump into hundreds of awe inspiring environments and meet unique avatars every day. Watch a movie on the moon. Ride the Titanic. Step into a new world every time you come online. In VRChat, you are one of us. Enjoy your stay.