To open a .rar file, you must use third-party utilities like The Unarchiver or Keka , or use the RARLAB command-line version for macOS.
Official Adobe software for macOS is typically delivered via the Creative Cloud Desktop app or as .dmg or .pkg files, not .rar archives. Technical Overview: Adobe XD v50.0.12 AdobeXDv50012macOSrar
Adobe has effectively transitioned its focus away from XD in favor of other collaborative design tools. It is no longer available for purchase as a standalone app for new users, though existing subscribers may still access it through the Creative Cloud suite. Handling .rar Files on macOS To open a