This might rate as the most nerdy Microsoft Office news item of the year … Microsoft is changing the build number format for Office from four significant digits to five.

Please try to contain your excitement …

The current MS Office for Windows public release has a version/build like this:

Version 1804  Build 9226.2156   –  four digits before and after the decimal point.

Here’s the latest Insider build About screen with a nnnnn.nnnnn Build number.

Windows 10 Spring 2018 Creators from people 'in the know'

A detailed and independent look at Windows 10, especially written for the many people who use Microsoft Office.

Fully up-to-date with coverage of the 2018 Spring Creators edition 2016 major update of Windows 10.

This 800 page book shows you important features and details for all serious Windows 10 users.

Version 1804  Build 10205.20009