If you have a legitimate business or technical need for this specific version (such as plugin compatibility or client requirements), use these official channels:
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 . adobe-indesign-2021-v16-4-0-55-full-version-download
: Avoid downloading "full version" installers from unofficial third-party websites. These files are often bundled with malware or security risks and violate Adobe’s terms of service. If you have a legitimate business or technical