Cn-office-professional-plus-2019-x86-x64-dvd-5e5be643.iso | Extended

: This specific ISO uses the "Click-to-Run" (C2R) installation technology rather than the older MSI (Windows Installer) format. Activation

After installation, open any Office app (e.g., Word) → → Account → Change Product Key → Enter your Volume License Key (MAK) or configure KMS host . cn-office-professional-plus-2019-x86-x64-dvd-5e5be643.iso

certutil -hashfile "cn-office-professional-plus-2019-x86-x64-dvd-5e5be643.iso" SHA1 : This specific ISO uses the "Click-to-Run" (C2R)