How to deal with filament stuck in the feeder motor?

loose the black screw totally.

1

Sometimes the filament stucks at the feeder motor because the slow filament unloading operation.

First: loose the black screw totally.

Cut off the thicker part

2

 Cut off the thicker part.

Take the filament off with a tweezer
Take the filament off with a tweezer2

3

Take the filament off with a tweezer.