Slash the stitches that has a seam ripper. Make a decision the number of stitches you have to take out 1st, then slide a seam ripper below those stitches and elevate it upwards at an angle to rip through them. The blade inside the hooked A part of the seam https://cashufnwc.madmouseblog.com/11407779/graphics-into-stitches-an-overview