It doesn't necessarily mean that you can't do PPT, so you don't have a good career prospect. Just doing PPT is a very intuitive, clear and obvious way to show your ability, which makes people feel that your achievements are easily moved by others and that you are really like this and can be trusted.
But in fact, PPT is just a means to show itself, a more obvious and glamorous form. You can also show others your abilities in other forms, and show them to your boss and other partners in different forms next time, such as acting ability and other hard skills.
Of course, you can do PPT, and you have the ability to express yourself better. This is undoubtedly more glorious, so it is always harmless to study more and do some basic and simple things that are needed in the workplace, which can help you show yourself better. Introduce yourself to others.
Therefore, we'd better learn some basic tools and software that are often used in the workplace. It is always harmless for you to learn more. If you don't know when you need it, it's hard to learn. It is very useful for us to study more for a rainy day. The so-called skills have not overwhelmed you.