This was a major update for Pro Tools | Carbon interfaces and HDX systems, allowing users to toggle between Native and DSP processing for lower latency during recording.
You can typically find legacy installers through your Avid Master Account if you have a valid perpetual license or an active subscription. avid-pro-tools-hd-ultimate-v2021-7-0-version-completa
The phrase "version completa" (complete version) often appears in the titles of posts on software sharing forums or torrent sites. If you are looking to acquire this software, please consider the following: This was a major update for Pro Tools