
The password and email address provided when the Professional version was purchased must also be entered. If your Instant Update and Technical Support subscription is current, the 64-bit installation file (SETUP_EES64.exe) can be downloaded from our website by entering EES64_XXXX as the login, where XXXX is your existing EES license number. Note that a Professional license with a current subscription to Instant Update and Technical Support (IUTS) service is required in order to obtain a 64-bit license file. This file can be purchased from our Order page.

Ī 64-bit license (EES.DFT64) file is required to run the 64-bit version.It will not work on any 32-bit operating system. The 64-bit version (EES64.exe) can only operate on a 64-bit Windows operating system, e.g, Windows 7/8/10 64 bit. Please note the following information before ordering a 64-bit license file. Variables, compared to 12,000 variables in the 32-bit Professional version.Ĭalculation speeds for the 64-bit version can be a factor of about 2 times faster than the 32-bit Professional version for The 64-bit Professional version is a different program that operates inĮxactly the same manner as the 32-bit versions except that it can doĬalculations faster and it allows a maximum of 24,000

Systems, such as Windows XP, Windows Vista, and Windows 7/8/10. Programs that are designed to operate on both 32-bit and 64-bit WIndows operating Commercial and Professional versions of EES are 32-bit Windows executable
