Pick out the blind hem sew on your own sewing machine. It’s the one that shows a narrow zig zag with the occasional larger “lurch to the left”. On my machine, pictured down below, the blind hem sew is indicated because of the letter E. There are numerous techniques https://marcobhnsy.blogs-service.com/59512697/a-secret-weapon-for-black-sweetheart-tube-top-dress-with-flower-motif-detail