When sending legal size faxes the top and bottom of the page are cut off although the remote party is capable to receive legal size faxes.
all supported environments
Start > Control Panel > Devices and Printers
Right-click the GFI FaxMaker printer > Printer Properties
Under the General tab click Preferences...
Under the Layout tab click Advanced...
Under Paper / Output change 'Paper Size' to 'Legal'
The paper size configured in GFI FaxMaker printer is set to A4 by default.