Microsoft Copilot
The latest Microsoft Copilot coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft’s AI Coding Assistant Under Fire as GitHub Copilot Command Injection Chain Exposes Developers to Remote Code Execution
A zero-click AI command injection flaw in Microsoft 365 Copilot, tracked as CVE-2025-32711 and nicknamed EchoLeak, laid bare a dangerous new attack surface in June 2025. The vulnerability carried a...
Excel's AI Copilot Now Explains Complex Formulas Right in the Grid
Microsoft has quietly begun rolling out a transformative Copilot feature that places plain-language formula explanations directly inside the Excel worksheet. Dubbed "Explain this formula," the new...
GitHub CEO Calls Copilot Use in Performance Reviews 'Totally Fair Game' — But Warns Against 'Easily Gamed' Metrics
GitHub CEO Thomas Dohmke has publicly defended an internal Microsoft memo that urged managers to include employees’ use of AI tools like Copilot in performance evaluations, calling the approach...
GitHub CEO Exits as Microsoft Folds Platform into CoreAI, Heightening Developer Concerns
Thomas Dohmke, the chief executive who steered GitHub through its AI-powered renaissance, announced his resignation on August 11, 2025, setting off a seismic restructuring that will dissolve the...
Windows 11’s Blue Screen of Death Turns Black in August 2025 Update, Alongside Quick Recovery and AI Settings
Microsoft has officially killed the Blue Screen of Death. The iconic crash screen, a fixture of Windows for over three decades, is now a minimalist black screen in the August 2025 cumulative update...
Microsoft Begins Silent Rollout of 365 Companion Apps to Windows 11 Taskbars
Starting in late October 2025, Microsoft began automatically installing three new companion apps onto the Windows 11 taskbar for devices that already have Microsoft 365 Apps. Dubbed Calendar, File...
Secure Boot Deadline Looms: Windows 11 August Update Begins Certificate Migration Countdown
The August 2025 cumulative update for Windows 11 version 24H2, KB5063878, does more than patch security holes — it delivers a stark reminder that the clock is ticking on Secure Boot certificates...
Microsoft Rolls Out GPT-5 Across Copilot, GitHub, and Azure with Smart Model Router
Microsoft activated OpenAI’s newly released GPT-5 across its entire Copilot and developer ecosystem on August 7, 2025 — the same day OpenAI went public with the model. The sweeping update puts...
Microsoft Drives GitHub Deeper Into AI Unit After CEO Resigns, Raising Governance Concerns
GitHub CEO Thomas Dohmke is stepping down, and instead of appointing a new leader, Microsoft will fold the code-hosting platform more directly into its CoreAI division, ending the relative...
June 2026 Secure Boot Expiry Looms as Microsoft Ships August Update for Windows 11 24H2
IT administrators have exactly nine months to overhaul firmware update workflows before Secure Boot certificates reach expiration in June 2026, a deadline Microsoft underscored in its August 2025...
KB5063878 Brings AI Enhancements and a Stark Reminder: Secure Boot Certificates Expire June 2026
The August 2025 security update for Windows 11 version 24H2, KB5063878, is more than a routine monthly patch — it’s a vehicle for Microsoft’s increasingly loud warning that Secure Boot...
Microsoft Pushes Phi Silica 1.2507.797.0 to AMD Copilot+ PCs as On-Device AI Matures
Microsoft released a new version of its on-device Phi Silica AI component—1.2507.797.0—to AMD-powered Copilot+ PCs on August 12, 2025, aiming to sharpen the local intelligence that runs directly...