Today we are pleased to release a new build of the Windows Server Long-Term Servicing Channel (LTSC) Preview that contains both the Desktop Experience and Server Core installation options for Datacenter and Standard editions.
To see the full list of features have been announced to date, please refer to the announcements for builds 20201 and 20206
Windows Server Long-Term Servicing Channel Preview is available in ISO format in 18 languages, and in VHDX format in English only. Pre-release keys will no longer activate this build - you may skip entering a product key and still install and use preview builds for development and testing purposes without activating.
Windows Server Language Pack/Core App Compatibility FoD Preview
The most important part of a frequent release cycle is to hear what's working and what needs to be improved, so your feedback is extremely valued. For Windows Server, use your registered Windows 10 Insider device and use the Feedback Hub application. In the app, choose the Windows Server category and then the appropriate subcategory for your feedback. In the title of the Feedback, please indicate the build number you are providing feedback on as shown below:
Microsoft collects this information over the internet to help keep Windows secure and up to date, troubleshoot problems, and make product improvements. Microsoft server operating systems can be configured to turn diagnostic data off, send Required diagnostic data, or send Optional diagnostic data. During previews, Microsoft asks that you change the default setting to Optional in order to provide the best automatic feedback and help us improve the final product.