You can start by finding a reliable source to access the manga, like authorized online platforms or physical copies from bookstores. Then, read it at a pace that suits you and pay attention to the details of the story and art.
As of now, there are a specific number of Dragon Ball Super manga volumes, but it's constantly evolving. You might want to check the latest updates from official sources.
It's hard to say for sure. The decision depends on various factors like the popularity and demand for it, as well as the plans of the creators and publishers.