How to check the page setup:
Modern View:
Go to Setup, Report Settings, and select Search.
Search for the report.
Example for invoice: C:\UBSACC2015\REPORTS\REPORTS_TIMES_NEW_ROMAN\ICBIL#02_SST. FRX and select OK.
Select Ok, File and select Page Setup
From here, you can set up printing width, spacing, left margin, Paper Size, and orientation to portrait or landscape. Once the setup has been selected, print previews and print results will follow these settings.
Note: Ensure to do backup for database and report before proceed