Historically, real-time co-authoring (seeing your colleague type in the same Word doc) was reserved for Microsoft 365. The backports this feature to Professional Plus when connected to a SharePoint Server 2021 or later.

The version numbering for Office often causes confusion. Here's a breakdown of what "Version 2412 Build 18324.20190" actually means:

Ideal for organizations that need to keep data strictly on-premise.

Massive data sets are processed faster, improving efficiency in large spreadsheets.

: Disable "AutoSave" for network locations. Navigate to Trust Center > Protected View and uncheck "Enable Data Execution Prevention mode for network files."

By deploying this specific local build update via the official Microsoft Deployment Center , enterprises can anchor their offline software architecture while continuing to inherit the absolute best performance features of modern spreadsheet management, data manipulation, and team document design. What is the V2412 Build?