The trays automatically detect the size of plain paper. For specialty media like labels, card stock, or envelopes, do the following:
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
From the home screen, navigate to:
Settings > Paper > Tray Configuration > Paper Size/Type > select a paper source
![](https://publications.lexmark.com/media/ids_assets/images/transparent.png)
Set the size and type of the specialty media.