Here is a list of items you should consider when troubleshooting why your printer is not recognizing the correct page size and orientation:

1. Check the paper size selected in the software application you are printing from.
2. Check the paper orientation settings in your printer software.
3. Check the type of paper being used and consider switching to a heavier weight paper.
4. Check the printer settings on your computer.
5. Verify printer’s driver is up to date.