Cut the thread
instead.
Don’t Push the Point Too Deep
The point is there to get underneath the thread—not to dig through the fabric.
Use only as much pressure as necessary.
Don’t Use a Dull Seam Ripper
A dull blade can actually make the job harder because you may start applying more pressure.
A sharp, clean seam ripper should cut thread with relatively little effort.
Don’t Work on Stretched Fabric
Stretching the fabric can change the position of the stitches and make it easier to catch the material.
Whenever possible, let the fabric lie naturally while you’re removing the stitches.
How to Remove a Long Seam Quickly
If you’re removing a long line of stitching, there’s a handy technique that can save considerable time.