Once installed, you can confirm the exact build number (16.4.0.55): : Go to Help > About InDesign . On macOS : Go to InDesign > About InDesign .
: Check if it is hidden in your settings. Open the Creative Cloud app. Go to Preferences > Apps . Enable the "Show older apps" toggle at the bottom. adobe-indesign-2021-v16-4-0-55-full-version-download
Type in the chat box to bypass automated responses and request the installer for version 16.4. Once installed, you can confirm the exact build number (16