You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
server preview
About this tag
The server preview tag on WindowsForum.com covers discussions and news about pre-release versions of Windows Server, including Insider builds and vNext releases. Recent content highlights the Windows Server vNext Build 26491, which introduces flighting via Windows Update for Desktop Experience installations, marking a shift in how administrators can validate preview code. Topics include distribution options like ISO, VHDX, and Azure Edition, preview activation keys, expiration dates, and labeling bugs. This tag is relevant for IT professionals and system administrators interested in testing upcoming Windows Server features, deployment methods, and update mechanisms before official release.
Microsoft has pushed a new Windows Server vNext Insider preview — Build 26491 — and for the first time the server preview channel is shipping with flighting (in‑place OS upgrade via Windows Update) enabled for Desktop Experience installations. That single operational change shifts how...