1) Download the file OMEGASetup-2.5.1.zip.

2) Choose to save.

3) Save it to a hard drive location.

4) Once downloaded, double click on OMEGASetup-2.5.1.zip file to open your 
   default file decompression software. (WinZip recommended)

5) Extract the contents to a default location, or browse to a new location 
   such as your desktop. You can also create a new folder to contain the 
   contents of the extracted files.

6) Once extracted, run the file called Setup.exe.

7) Choose to Install Products.

8) Follow the instructions from the README or README First or Getting Started.