graphic design is mainly used to design trademarks. After selecting the shape you need in [Insert]-[Shape] or [Custom Shape] is inserted, if you want to modify the graphic, you can select [Mark Shape]-[Edit Point] in [Shape Format], so that you can adjust the shape like a pen tool in AI software.
The functions of office213 or office 216 are very powerful now, which can fully undertake some lightweight design work. However, the professionalism of PPT tools needs to be improved. Even after designing a trademark, it is best to make it into a vector file in professional software (AI/CDR) for future use.