Stuff crashed every time I opened the Steam overlay to get rid of the CD key message. I just turned the Steam overlay off. You can switch to the main Steam window during the installation and get the key that way of you didn't copy it to the clipboard when you launched Anno 2070.
Important Information
Tips are provided by the CrossOver Community and Advocates. They are not
intended to be used for official CodeWeavers Support. For that, please visit our
official support pages.
CodeWeavers or its third-party tools process personal data (e.g. browsing data or IP addresses) and use cookies or other identifiers, which are necessary for its functioning and required to achieve the purposes illustrated in our Privacy Policy. You accept the use of cookies or other identifiers by clicking the Acknowledge button.