When you start Designer Pro+, it will automatically check if there are any updates to download and install. You may see a pop-up like this if there is one available:
Alternatively, you can force Xara to look by going to Help > Check for updates.
Simply click next and Xara will then start to download the latest version. Follow the onscreen instructions and it will install the latest version for you.
To see what has been changed in each version, please refer to our release notes section here.