Hello, if you are a premium member, you can download the scores you want on this site. When you have found the score you are looking for in the "scores" tab, you just have to click on the download icon at the top of the score to download it on your computer. You can also click on "view score" to check if it is the one you are looking for, and then you choose "download" in the drop-down menu on the right of the page.
Happy New Year 2023