Many industrial and medical devices run on older operating systems like Windows 7 or Windows Embedded. The latest Acrobat Pro DC does not support these OSes. However, Acrobat Pro 2017 (which supports offline activation) does.

Do you want me to:

| Scenario | Supported? | |----------|-------------| | New installation on air‑gapped Windows PC | ✅ Yes | | New installation on air‑gapped macOS | ✅ Yes | | Re‑activation after hard drive replacement | ✅ Yes (generate new .req ) | | Transfer license to different machine | ❌ No – first revoke online, then offline activate new machine | | Temporary network loss (e.g., travel) | ✅ Automatic fallback – 7‑day grace period before requiring offline re‑activation |

: These require an internet check-in every 30 days to validate the subscription. A grace period of up to 99 days may be available before the product enters reduced-functionality mode. Admin Tips for Deployment Offline registration - Adobe Community

Standard Creative Cloud subscriptions usually require an internet connection at least once every 30 days to validate the license.

: These versions are built to connect to Adobe's servers regularly. While they offer a 30-day grace period for temporary offline use, they eventually require an internet connection to re-validate the license.