The upper thread comes from a spool on the top of the machine ... and tension, hold the fabric in place, move it forwards at the correct speed, and keep the whole lot in synchronisation. Sewing ...

If you're a sewing beginner ... This is on top of the machine and either lies horizontal or vertically. Step 2 Take your thread and pull it through the upper thread guide. This can look like ...

If your sewing machine stops working or problems arise like the wrong tension, leading to loose stitches, you’ll save time ...