When printing on the paper below, remove the film. You can remove the film by pulling it down.
Paper types: A6 size, envelopes, paper with an aspect ratio similar to Legal size, paper with horizontal grain (verify whether “vertical grain” or “horizontal grain” is indicated on the packaging).
How to remove the film: Access the following website.
https://support.epson.net/publist/vlink.php?code=VM00044
Reference: Options
When using envelopes with fold-over flaps, raise the guide.

How to raise the guide: Access the following website.