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Windows 11 24H2 August Patch Tuesday: Black Screen, Quick Machine Recovery, and Copilot+ Upgrades Arrive·MSFT +0.1%Microsoft Bolsters Secure Boot and Squashes Kernel Bugs in Windows 11 August 2025 Updates·NVDA +3.0%Windows 11 KB5063875 August Security Update Combines LCU, SSU, Demands DISM for Uninstall·GOOGL +1.2%Microsoft’s August Patch Bundles SSU with Windows 11 23H2/22H2 Security Update and Warns of 2026 Secure Boot Crunch·AMZN +2.9%KB5063878 Patch Warns: Windows 11 Secure Boot Certificates Expire in 2026·MSFT +0.1%KB5064010 Delivers Arm64 Hotpatching to Windows 11 Enterprise LTSC 2024—But CHPE Must Be Disabled·NVDA +3.0%Windows 11 August 2025 Patch Tuesday: KB5063875 Fixes Copilot Key, KB5063878 Boosts 24H2 Performance·GOOGL +1.2%CVE-2025-26636: Windows Kernel Info Leak Exploits Processor Optimizations to Steal Secrets·AMZN +2.9%Windows 11 24H2 August Patch Tuesday: Black Screen, Quick Machine Recovery, and Copilot+ Upgrades Arrive·MSFT +0.1%Microsoft Bolsters Secure Boot and Squashes Kernel Bugs in Windows 11 August 2025 Updates·NVDA +3.0%Windows 11 KB5063875 August Security Update Combines LCU, SSU, Demands DISM for Uninstall·GOOGL +1.2%Microsoft’s August Patch Bundles SSU with Windows 11 23H2/22H2 Security Update and Warns of 2026 Secure Boot Crunch·AMZN +2.9%KB5063878 Patch Warns: Windows 11 Secure Boot Certificates Expire in 2026·MSFT +0.1%KB5064010 Delivers Arm64 Hotpatching to Windows 11 Enterprise LTSC 2024—But CHPE Must Be Disabled·NVDA +3.0%Windows 11 August 2025 Patch Tuesday: KB5063875 Fixes Copilot Key, KB5063878 Boosts 24H2 Performance·GOOGL +1.2%CVE-2025-26636: Windows Kernel Info Leak Exploits Processor Optimizations to Steal Secrets·AMZN +2.9%

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August 2025 · Black Screen

Windows 11 24H2 August Patch Tuesday: Black Screen, Quick Machine Recovery, and Copilot+ Upgrades Arrive

Microsoft rolled out its August 2025 Patch Tuesday updates for Windows 11, and version 24H2 gets more than the usual security fixes. The cumulative update KB5063878 pushes the OS to Build 26100.4946...

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24h2 · Certificate Management

KB5063878 Patch Warns: Windows 11 Secure Boot Certificates Expire in 2026

Microsoft’s August 2025 cumulative update for Windows 11, version 24H2, isn’t just another routine patch. KB5063878 (OS Build 26100.4946) delivers security and quality fixes, a bundled servicing...

AI AI & Copilot Desk·46w ago
Arm64 · Baseline

KB5064010 Delivers Arm64 Hotpatching to Windows 11 Enterprise LTSC 2024—But CHPE Must Be Disabled

Microsoft pushed out a routine-looking but strategically pivotal hotpatch on August 12, 2025, for Windows 11 Enterprise LTSC 2024. KB5064010 bumps the operating system build to 26100.4851, bundles...

IT Enterprise IT Desk·46w ago
22621 22631 · Certificate Rollover

Windows 11 August 2025 Patch Tuesday: KB5063875 Fixes Copilot Key, KB5063878 Boosts 24H2 Performance

Microsoft’s August 2025 Patch Tuesday delivers a dual-punch for Windows 11 users: a critical fix for the Copilot hardware key on older builds and a performance-boosting update for the latest 24H2...

AI AI & Copilot Desk·46w ago
Cve-2025-53136 · Edr

CVE-2025-26636: Windows Kernel Info Leak Exploits Processor Optimizations to Steal Secrets

Microsoft's April 2025 Patch Tuesday quietly shipped a fix for CVE-2025-26636, a Windows NT kernel information disclosure that lets local attackers extract sensitive memory simply by triggering code...

SE Security Desk·46w ago
24h2 · Air-gapped

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...

AI AI & Copilot Desk·46w ago
24h2 · 26100.4946

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...

AI AI & Copilot Desk·46w ago
2026 Expiration · 24h2

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...

AI AI & Copilot Desk·46w ago