CTRL + O Menu: File > Open
This command opens an existing perimetric database file. You can open multiple perimetric files simulteneously. Each appears in its own database window.
You can create new perimetric files with the NEW command.
This is the chosen directory. The button "arrow down" opens the selection.
This box lists the files in the chosen directory. The display can be changed (symbols, detailed list..).
After typing in the first characters a list with hits is shown. With the arrow keys you can select a file.
Select the file type: PeriData Database (.PHF) or (very special) PeriTrend Database (.PVD)
The Open button as well as the ENTER key open the file.