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  1. Microsoft 365 & SharePoint

    Installing a SharePoint Server Subscription Edition update without downtime, step by step

    Microsoft documents zero downtime patching for Subscription Edition: binaries on half the farm at a time, then the build-to-build upgrade one server at a time, while people keep working. What the farm must have before it is possible, every step with Microsoft's commands, the three places Microsoft's own pages disagree, and what zero downtime does not cover.

    ·9 min read

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  2. Migrations

    What a SharePoint 2016 or 2019 farm stops receiving

    Support for SharePoint Server 2016 and 2019 ended on 14 July 2026. One more security update for each followed on 11 August 2026, nothing has followed it, and Microsoft documents no Extended Security Update programme for either. What stopped, what the last updates changed, and what to decide while the farm still runs.

    ·12 min read

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