my Baby 14 month .He has no learnt to walk yet, he is only doing crawling.It is normal?

A. Mam actually between the age of 9 to 12 months it is expected that the child learns to work with support and then independently between 12 to 17 months if your child is not working at all only crawling it is quite a delay you really need to encourage your child teach your child to work with support and independently