My baby is 8 months old. She doesn’t crawl nor put weight on her legs when i try to make her stand. Is it concerning? What should I do ?

A. dear mum , acording to the development milestone , at 7 - 9 months the baby shd b able to sit without support baby begin to stand with support by 10-12 mths many baby may not crawl and have other ways of moving like scooting