Install STEP7 5.4 on Windows 7

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1. Installing STEP7 on Windows 7If you try to install STEP7 on Windows 7 without any tricks you’ll get the error
The software cannon be installed on your computer with the operating system ?.
The setup program requires Windows XP, 2003 Server or Vista. Other operation systems are not supported. Then setup ends.
Obviously, the install program don’t know such version of