This is a targeted hotfix release (R3) for Avid Pro Tools HD 10.3.10 on macOS. It is not a full installer — apply this update only if you are already running Pro Tools HD 10.3.10.
Here’s a polished post you can use for a forum, blog, or release notes section: Avid Pro Tools HD 10.3.10 R3 Hotfix Only (Mac) Avid Pro Tools HD 10.3.10 R3 hotfix only For Mac
MD5: [insert MD5 here] SHA-1: [insert SHA-1 here] This is a targeted hotfix release (R3) for