Using this ISO today means you are no longer receiving security patches. If you use it for sensitive business data, you are potentially exposing your system to newer vulnerabilities.
| Error | Solution | |-------|----------| | "Something went wrong" | Uninstall previous Office versions (especially 2016/365) using SaRa tool . | | "We couldn't find your product key" | You need a – not a retail or Home & Student key. | | "Installation files corrupted" | Re-download ISO and verify SHA-1. | | "This product is not supported on Windows 7" | Upgrade OS to Windows 10 LTSC or later. | cn-office-professional-plus-2019-x86-x64-dvd-5e5be643.iso