Place the spool of thread in the machine.
Pu the thread around the machine, like so.
Pull the thread through the top hole on the bobbin.
Place the bobbin in the top of the machine.
Slide it to the right.
Pull the thread taut.
Lightly push on the foot pedal to wind the thread around the bobbin.
When finished, cut the thread and remove the wound bobbin from the top of the machine.