These files are previous versions. If there is a version missing, it is becuase we felt there was a severe enough bug in the software not to place it here. When installing a previous version uninstall the current version on your computer before installing a previous version. There may be cases where a previous version will cause runtime errors. These normally will be caused by an incorrect registry setting. Registry settings for individual RoMac Software programs will be found in the Registry at the following key. HKEY_CURRENT_USER\Software\VB and VBA Program Settings\ - Program Name Files with an "exe" extension are complete installer packages. Files with a "zip" extension are older Visual Basic install packages that need to be unzipped and then run "Setup.exe"