Well yes. It tends to be rather slow at the beginning anyways. However, it will quickly pick up speed, and because you already know the kanji, you can treat it as a review. Or learn new readings. But it will speed up a lot more as you go along, especially as you start learning vocab. You just have to prove you really know them.
Here’s a similar answer from a different thread I suggest reading: Can I Jump Ahead? - #6 by rbsaito