That is very inconvenient to do. But there are many services online and offline, and one of the most comfortable online services is Canva. But you can't show online what you made. So you can create a storyboard online https://krock.io/online-storyboards-creator/ thanks to this service. It's easy to use interface cause it takes a few seconds to create a storyboard. You download the frames in the same order you upload them from the PC.