Always clean the lint from the filter after every cycle.

Lint Filter
To clean the lint filter, open the dryer door and pull the lint filter straight up. Then:
For everyday cleaning, roll any lint off the filter with your fingers, or

Vacuum the lint filter.

If the lint filter has become very dirty or clogged with fabric softener, wash the lint filter in warm, soapy water and allow it to dry thoroughly before reinstalling.

NEVER operate the appliance without the lint filter in place.