It’s now time to install Ubuntu. In the dim and distant past, installation was sometimes difficult, but the developers now have it down to a fine art, so it should take only 30 minutes or so on a modern PC. It’s also relatively simple, with very few decisions to make throughout, and lots of hand-holding.
However, you should examine all the options you’re offered to make sure they’re correct. Installing an operating system involves a couple of serious processes that have the potential for data loss. Read and consider every warning message you see, and be sure to keep your wits about you. Above all, make a backup of your data beforehand, as described in the previous chapter.