To start Opus, simply double-click on the Opus icon on your desktop or find the Opus option on the All Programs section of the Start menu as follows.
Click the Start button in the bottom left-hand corner of the Windows desktop.
Select All Programs from the panel that appears and a further panel will appear offering the various programs you have available.
Scroll up and down this panel to find the Opus section.
Hold the cursor over this option and another flyout will appear displaying Opus. Click this fly-out to start running the program.
Whenever Opus is first opened the Startup Wizard will appear allowing you to select which type of publication you want to create or which publication you have previously created you want to open. You can turn this wizard off if you prefer.