Question
How do I fix a dropped stitch?
Answer
You can fix a dropped stitch by using a drop stitch tool (looks like crochet hook but has hooks on both ends) or a crochet hook to pull the loop up in place.
Here are good examples of how to fix it.
How to fix dropped stitches
Knit and purl repair technique
Thank you for your question and happy knitting!
Ratcha