Here is the analysis of that specific version string:
Version Details:
Microsoft isn't stupid. They noticed IT admins freezing their environments on 1802. Consequently, Microsoft issued Security Update KB4464504 (Oct 2018) which forcibly upgraded this build to 1803. Admins who used WSUS to block that update found that Microsoft simply changed the update channel logic in the background. Here is the analysis of that specific version
Today, attempting to install this original build from an offline ISO results in a "Your clock is wrong" error unless you use specific registry hacks to point to a legacy update URL.
While Office 2016 was perpetual, by version 1802, Microsoft had already launched Office 2019. This specific build was the final cumulative update for the original 2016 Click-to-Run channel before Microsoft split servicing into "Semi-Annual Enterprise" and "Monthly." Version: 1802 Build: 16
Users on forums note that this build loads legacy VBA macros faster than any subsequent security patch.
The C2R in the subject line is the first clue. Before 2018, most enterprises despised Click-to-Run (C2R). They preferred MSI-based installs. But with Office 2016, Microsoft began aggressively pushing C2R as the standard, promising faster updates and streaming installations. The Dark Side: Why Microsoft Killed This Build
Build 16.0.9029.2167 was the "Goldilocks" build for many IT pros. It was the last version before Microsoft started back-porting "Telemetry" (read: heavy data collection) and the dreaded "Microsoft Office Configuration Analyzer Tool" background services.
Critical question. This build is from February 2018. It lacks:
Recommendation: Only use this build on air-gapped machines or internal networks with strict firewall rules. If you need internet connectivity, you must apply security-only updates without upgrading the build number. Microsoft does not officially support this for C2R, but some third-party tools allow selective patching.
For most users, the 鈥淸HOT]鈥� re-download should be a temporary solution鈥攔oll forward to a supported build within 90 days.
