What is Windows 11 26H1 and when will it ship?

26H1 is the Windows 11 release that carries platform support for 2026-generation silicon, focused on device innovations and performance rather than a large consumer feature list. It reached the Release Preview channel as Build 28000.3079 on September 11, 2026, which is the final Insider stage before general availability; Microsoft has not published a GA date in the sources we verified, so watch the Release Preview notes for the promotion (Windows Insider Blog, Sep 11, 2026).

Is ShieldCrash being exploited in the wild?

No in-the-wild exploitation is documented in the September 9 reporting, but a working proof-of-concept is public on GitHub, which lowers the barrier for attackers. The PoC reads files as SYSTEM on fully patched Windows 10, Windows 11, and Windows Server, and there is no Microsoft patch yet, so keep Defender’s cloud and tamper protection on, restrict local sign-in on sensitive hosts, and monitor the Security Update Guide for an out-of-band fix (BleepingComputer, Sep 9, 2026).

What does the Entra Agent ID change mean for administrators?

Since July 2026, every new Copilot Studio agent automatically receives a Microsoft Entra Agent ID with no opt-out. That makes agents visible and governable in the Entra directory: you can apply conditional access, audit their permissions, and include them in access reviews like any other identity. The recommended step is to audit agents created since July and confirm their access matches their purpose (Microsoft Learn, Copilot Studio What’s New).

When is the Xbox Tokyo Game Show 2026 broadcast?

The Xbox broadcast streams on Thursday, September 17, 2026 at 7 PM JST (3 AM PT / 6 AM ET), following an Xbox Spotlight presentation on September 16 at 7 AM PT. The show marks more than 20 years of Xbox in Japan and includes an Xbox FanFest event; replays are available on official Xbox channels right after the stream (Xbox News, Sep 9, 2026).

Windows & Microsoft AI News: 26H1 Countdown (Sep 14, 2026)