It's official: Microsoft has sent out invitations to a September 30 event in San Francisco, where the company is expected to show off an enterprise technology preview of its next version of Windows, codenamed Threshold.
"Join us to hear what's next for Windows and the enterprise," the invitations say.
The invitations don't specify whether Microsoft will distribute the Windows Threshold tech preview bits at the event. But previous leaks have indicated Microsoft has been.
Microsoft also is expected to release a first public preview of the Threshold version of Windows Server at the same time, sources have said.
The enterprise tech preview won't include all of the features that Microsoft is planning to deliver by spring 2015, which is the rumored release date of Windows Threshold. Instead, sources have said, the enterprise tech preview will be focused on showcasing some of the changes Microsoft will be making to the "Desktop" with Threshold on Intel-based PCs.
Another preview —— is expected in January or February 2015, sources said.
Threshold, which may or may not ultimately be christened "Windows 9," is expected to be. After Threshold, Microsoft is aiming to release smaller updates on a regular schedule, sources have said.
By the time it's released in the spring of 2015, Threshold is expected to include a number of new features and interface changes designed to make the operating system work better with mice and keyboards.
Among the expected features in Threshold, according to sources, are; the ; the ability for ; ; and possibly .
Like Windows 8.1 Update (1), Threshold is expected to l, based on hardware profiles. Microsoft officials are , sources have said, as an incentive to get them to upgrade.