Tips to cover up a
Use a seam ripper to remove the stitches in the problem area;
and then restitch
Use creative appliqué to cover the mistake
Use decorative stitching or embroidery to cover it up.
Sew store-bought patch over the mistake
Sew other fabric over it
Use bias tape or binding or lace to cover up the mistake
Add embellishments like buttons, sequins, beads, or fabric flowers strategically over the mistake.
For more tips visit sewguide.com