Outgoing letters page setup defaulting to " Landscape".
This particular issue may only affect some users, not everyone.
(DO NOT TROUBLESHOOT PRINTER PAGE SETUP ) - Focus only on genie letter page setup margins.
Open up one of the outgoing letters that is affected and then apply the below settings:
1: Paper size should be A4 (210 * 297 mm)
2: Orientation change to Portrait and update the margin figures like below.
left (15 ) Right (35)
Top (25) Bottom (25)