Not one Yod or one Tittle shall disappear: What does Mattthew 5:17-18 mean?

Not one Yod or one Tittle shall disappear: What does Mattthew 5:17-18 mean?

What is a yod? What is a jot? What is a tittle? What Does Matthew 5:17–18 Mean

“Jot” refers to yod as well