Microsoft does not publish official hashes for old builds, but a verified (build 16.16.27) has the hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b850 (example – always verify via Microsoft support). Compare using shasum -a 256 /path/to/file.pkg in Terminal.
: Unlike modern versions that use a streamlined sign-in, this version often requires a specific organizational login or a 25-character product key to be entered immediately upon opening Word for the first time. Critical Downsides in 2026
Even if you install successfully, macOS Big Sur, Monterey, Ventura, and Sonoma will likely block Office 2016 from opening because:
The microsoft-office-2016-installer.pkg is a legacy tool. While it can still be deployed on compatible hardware, the lack of security updates makes it a liability for modern professional environments. Migration to modern equivalents is strongly recommended for data integrity and security.
| Aspect | Details | |--------|---------| | | microsoft-office-2016-installer.pkg (may include version numbers like 15.xx.x ) | | Target OS | macOS 10.10 (Yosemite) to macOS 10.14 (Mojave) – newer macOS versions may have compatibility limitations | | Architecture | 64-bit (Intel-based Macs; not natively Apple Silicon, though Rosetta 2 may work) | | Size | Approximately 1.5–2.2 GB | | Installation type | System-wide installation requiring admin password | | License options | Volume License (business/education) or Retail / One-time purchase | | Update mechanism | Microsoft AutoUpdate (MAU) – included separately or fetched post-installation |