How to enable compact incoming call notification window?
Softphone.Pro by default displays an incoming call notification window in the center of the screen above the rest of the windows:

If you are not satisfied with the size and position of this window above other applications, configure Softphone.Pro that when a call comes in, a small notification window is displayed in the lower right corner of the screen:

1. Click the icon in the top left corner of the main Softphone.Pro window and select Settings from the dropdown menu (or use the CTRL-S shortcut):

2. Open Display tab. In the dropdown list Incoming call window position choose Bottom right corner:

3. Click Save.