Hi and welcome to just answer.
Initially, try to turn your hand wheel and see if you create a more than 2 stitches without any problem. If yes, your mechanical is good the possible problem is foot pedal or motor.
If your machine have sewing button, remove the foot pedal and press the sew button.
Let me know if you still have questions.
Hope this information will be helpful.
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I'm just following up with you to see how everything is going. Did my answer help?
Let me know,Chester