: Dual-architecture (x86/x64). Most modern systems should use the x64 version for better performance with large data sets.
The file name refers to the official Chinese (Simplified) retail installer for Microsoft Office 2019 Professional Plus. This specific ISO image contains both the 32-bit (x86) and 64-bit (x64) versions of the software suite, designed for offline installation on Windows 10 and Windows Server 2019 systems. What is Included in this ISO?
After installation, open any Office app (e.g., Word) → → Account → Change Product Key → Enter your Volume License Key (MAK) or configure KMS host .
: Improved pressure sensitivity and tilt effects for stylus users across all apps. End of Life : Official support for Office 2019 ended on October 14, 2025
: Enhanced contact management, focused inbox, and @mentions.
: This version was distributed via the Microsoft Developer Network (MSDN) and through retail channels. Unlike older versions of Office, 2019 was designed primarily for Windows 10 and 11 .
: This ISO is a "time capsule" of productivity. If you have an existing license key and need a stable, offline-capable Chinese office suite, it’s excellent. However, for modern security and new AI features (like Copilot), you should look toward Microsoft 365 Office LTSC 2024 or seeking a way to this specific version? Overview of Office LTSC 2024 - Microsoft Learn