Control Expert 15.1 is not compatible with Windows 7 or Windows 8. If you are on legacy OS, you need version 14.0 or lower.
: Pentium 2.4 GHz minimum; Core i7 3.0 GHz or higher recommended. i--- Control Expert 15.1 Download
: Before updating, export current projects from .STU format to the archive .STA format to prevent data loss. Control Expert 15
