NOTE: This problem no longer occurs in the current update of InterBase 2017.
Customers have reported that it is not possible to install the 64 bit version of InterBase on the Windows 10 Creators Update (build 1703). When you get to the screen that allows you to choose between 32 bit and 64 bit, it is greyed out
A workaround is to perform a silent install, which is described in the documentation at http://docwiki.embarcadero.com/InterBase/2017/en/Installation,_Registration,_and_Licensing_Information#Using_the_Wise_Installer_to_Embed_InterBase. A values file for a default installation of InterBase would contain:
If you have an existing successful installation of InterBase, you will find a values.txt in the program directory.
You would then launch the installer via the following command line:
When the installation has completed, you should find that a 64 bit instance has been installed.