also he is taking time to learn writing. like alphabets and copying any patterns

A. hi all babies are different and growing at different rates. but as a child is facing difficulty while writing ,here I would suggest some tips and tricks , hope it help: practice activities that increase your child hand and eye coordination. for example draw half pic and ask your child to complete it or you can also give patterns writing book . Give newspaper and tell your child to find some particular letter from the paragraph. it will surely help.