If you are experiencing issues connecting to the game and receiving error 0X0001000F or "Steam Authorization Failure," please try turning off IPv6 on your PC.
How to turn Off IPv6:
- Open Control Panel (you can search for it using Windows Search)
- Select Network & Internet (if you are not using Category view, click on "Network and Sharing
- Centre" and skip next step)
- Click on Network and Sharing Centre
- Select Change adapter setting from the menu on the left
- Double-click the Ethernet adapter you are using for LAN
- Click Properties
- Scroll down and untick Internet Protocol Version 6 (TCP/IPv6)
- Click OK
- Click Close
- Restart your PC