Recently we released an update to Batman: Arkham City. After this was release, some of our PC users were unable to download the update for various reasons. We have now made the update available via direct download. Just follow the instructions listed below.
Step 1: Download the Update by Clicking here.
Step 2: Locate and Open BACTU1.zip file
Step 3: In the folder, click on the setup.exe file to install

Step 4: Select a destination for the file to extracted to
Step 5: once the update has installed you should receive a confirmation notice
Step 6: Play Batman: Arkham City!