It is important for your child to develop the skills needed to be able to thrive in school. Hand strength, fine motor skills and pencil grip are equally important to help your child succeed. Here are some interesting links to help you and your child.
This is the youtube page for the Department of Education and Lifelong Learning occupational therapists.
https://www.youtube.com/c/DepartmentofEducationandLifelongLearning/videos
This page shows how to properly hold a pencil.
https://www.lwtears.com/blog/how-correctly-hold-pencil
Once your child has strengthened their fine motor skills, their pencil grip and has learned how to properly form letters, the writing will become easier in the future. If they struggle with printing, they will be more focused on how to form the letters themselves than on expressing their ideas.