The first update (v1.02) for Alan Wake on Steam has hit fixing numerous issues. We're working as hard as ever trying to get all the bugs nicked from the game so you all can have a care-free game experience. If the issue you're having is not included in release notes below, fear not as we're looking into more reported issues for future updates.
You can see the full patch roadmap here:
http://forum.alanwake.com/showthread.php?t=7978
Alan Wake v1.02 release notes:
• Fixed problems of game not moving forward and gameplay not triggering properly after videos
• Fixed flickering trees on Nvidia
• Real Traditional Chinese translation for added PC strings
• Fix that the Developer Video Commentary volume is more sensible
• Fix that localized cinematic audio volume is at correct volume and adjustable
• Fix that controller vibration works (note that it's disabled by default)
• Fix that blur occasionally got re-enabled even if -noblur command line option was specified
• Added "-rigidcamera" command line option for those who are sensitive to the default mouse/camera controls
• Added possibility to bind mouse buttons 4 and 5
• Unofficial support for running the game in lower resolutions than 1024x768 using command line options
• Prevent binding controller keys to keyboard actions (prevents odd problems)
• Better CPU thread assignment for 3-Core AMD machines (smoother gameplay)
• Big thanks for the PC fans out there! We are constantly working on improving the game based on your feedback, please keep it coming!
• See our forum for up to date troubleshooting and patch information: http://forum.alanwake.com/showthread.php?t=7759