Yes, for the download step. But the target cinema server does not need internet—you can transfer via USB.
"file_url": "https://official.cdn.com/update.zdc", "checksum": "sha256:abc123...", "auto_apply": false vcp zdc files download
Last updated: October 2025 – Compatible with VCP protocol versions 3.0 and above. Yes, for the download step
No. Each manufacturer uses unique encryption keys. A Dolby ZDC will fail on GDC hardware. vcp zdc files download