Cn-office-professional-plus-2019-x86-x64-dvd-5e5be643.iso
After installation, open any Office app (e.g., Word) → File → Account → Change Product Key → Enter your Volume License Key (MAK) or configure KMS host.
💡 To check activation:
cscript "C:\Program Files\Microsoft Office\Office16\ospp.vbs" /dstatuscn-office-professional-plus-2019-x86-x64-dvd-5e5be643.iso
Understanding the nomenclature is crucial for IT professionals and system administrators. After installation, open any Office app (e
| Component | Meaning |
|-----------|---------|
| cn | Language: Simplified Chinese (中华人民共和国) |
| office-professional-plus-2019 | Product: Microsoft Office 2019 Professional Plus |
| x86-x64 | Architecture: Contains both 32-bit and 64-bit installers |
| dvd | Distribution medium: DVD image (ISO format) |
| 5e5be643 | SHA-1 checksum of the final ISO file |
| .iso | File extension: ISO 9660 disc image | open any Office app (e.g.
Note: The SHA-1 hash
5e5be643is the definitive identifier. Any file renamed to match this string but with a different hash is either tampered with or an unofficial repack.
This is the most critical practical concern. Unofficial ISOs are a common vector for:
Even if the ISO is byte-for-byte identical to an original, accompanying keygens, loaders, or “activation scripts” are almost always detected as malware by modern antivirus engines.