Creases, wavy streaks
Depending on the storage conditions of the envelope or printing environment, the envelope may absorb water, causing the paper rigidity of the envelope to lower.
Fusing error
Misalignment may occur between the envelope nip width at the default setting and the actual operation, resulting in a fusing error.
To adjust the following settings, pre-register the type of paper in use as a custom paper. For details about registering custom papers, see "Specifying a Custom Paper", Preparation.