The community is also a great place to check out. Try these places for help from other users:
Please review the Third-Party Game Support topic to determine whether your question should be directed to the game developer or to Steam Support. Sending a support request to the wrong party may result in a delay in processing your request.
Retail CD-Keys for this game cannot be registered through Steam. If you wish to create a shortcut to this game under the Library tab, instructions can be found here:
To correctly launch your game in DirectX 10, please do the following:
If you're encountering issues when launching or playing Resident Evil 5, make sure everything installed correctly.
Exit Steam entirely.
Browse to your Resident Evil 5 installation folder (Usually C:\Program Files\Steam\steamapps\common\Resident Evil 5\)
Run the following installer:
Reboot your computer and test the issue again. If the issue persists, contact Resident Evil 5 support.
If the above does not resolve the issue and you are running Windows 7 or Windows Vista, please complete the instructions in our Windows 7 and Vista Troubleshooting FAQ.
If you are running in Windows XP, take the following steps: