It is very good news that your little princess is able to use her hands for sitting up. You as a parent should help her improve muscle coordination so as to perform more physical activities without any support. Assist her whenever she falls or slumps. Your words of confidence would indeed help her achieve milestones.
What you need to know
Your growing baby in the age group of 4-8 months would develop enhanced physical abilities. When she tries to sit up using her hands, cover the surrounding region with pillows. You can offer a demo so that she can observe and learn precise muscle movements.