You can change the font or font size of text displayed in Host Screen view (within the Content pane). This may be necessary if the pre-defined font (lucida console) does not correctly display the characters that are received by the application under test.
Font type:
HKEY_CURRENT_USER\Software\Silk\Silk Performer\21.0\SystemSettings\Layout\GreenScreen Font Name
Font size:
HKEY_CURRENT_USER\Software\Silk\Silk Performer\21.0\SystemSettings\Layout\GreenScreen Font SizeEnter the size of the font (default is 10).