Hello, you must retrieve the latest installer by visiting this page (just enter the email address you used to purchase the license, OR - if you cannot remember the correct email - the purchase ID): Get your license key & installer
Thanks for getting back to me Franz - I’ve tried this and the version appears to stick to 2.2.1 instead of updating. I’ve uninstalled and reinstalled Adobe Illustrator but doesn’t do anything. Neither does deleting the files in Program Files, AppData or Temp. Any thoughts?