: Open the app, find Illustrator in the "All Apps" section, click the three dots (More actions) next to the app name, and select "Other versions" to see what is available for install. Adobe Support
: This site is a well-known resource that hosts direct download links to official Adobe servers for older versions, though newer CC versions (after 2019) may have more restricted access. System Requirements for Illustrator 2020 Can I find an older version anywhere? : r/AdobeIllustrator --- Adobe Illustrator 2020 Download LINK Google Drive
: If the version you need (like 2020) is no longer listed in the app, you can contact Adobe Customer Care : Open the app, find Illustrator in the
Downloading software like Adobe Illustrator 2020 from unofficial sources such as Google Drive links is strongly discouraged due to significant security and legal risks . These files are often bundled with malware or viruses. : r/AdobeIllustrator : If the version you need