LTSC

Winsage
June 19, 2026
Reports have emerged about complications from the latest Patch Tuesday update, affecting users with issues such as access problems with OneDrive and Dropbox, BitLocker recovery lockouts, and Blue Screen of Death (BSOD) errors. Microsoft has acknowledged a glitch related to the Recycle Bin after the installation of June's Patch Tuesday update (KB5094126), where the confirmation dialog displays the internal file name instead of the actual name when deleting an item. This issue affects various supported Windows client and server versions, including Windows 11 (versions 26H1, 25H2, 24H2, 23H2), Windows 10 (versions 22H2, Enterprise LTSC 2021, Enterprise LTSC 2019, Enterprise LTSB 2016), and Windows Server (2025, 2022, 2019, 2016, 2012 R2, 2012). Microsoft is working on a solution expected in a future update, but it is unclear if it will be part of the next Patch Tuesday or an out-of-band update. Commercial customers can implement a workaround by contacting Microsoft Support for Business.
Winsage
June 10, 2026
Microsoft has released the Windows 10 KB5094127 extended security update, which addresses vulnerabilities identified during the June 2026 Patch Tuesday and enhances monitoring of updated Secure Boot certificates. Users on Windows 10 Enterprise LTSC or enrolled in the ESU program can install it via the Windows Update settings. The update upgrades Windows 10 to build 19045.7417 and Windows 10 Enterprise LTSC 2021 to build 19044.7417. It focuses on security enhancements and bug fixes, resolving a total of 200 vulnerabilities, including three zero-day flaws. Key features include improved File Explorer search functionality for Chinese text and UTF-8 encoded files, dynamic status reporting for Secure Boot states, a new policy setting to limit Secure Boot service data sent to Microsoft, and enhanced targeting data for automatic receipt of new Secure Boot certificates. A known issue may cause BitLocker recovery notifications on certain systems, particularly those with specific BitLocker Group Policy settings. Microsoft recommends removing the Group Policy setting and suspending/resuming BitLocker as a temporary fix.
Winsage
June 9, 2026
Operational technology (OT) engineers and plant managers must decide between migrating to Windows 11, opting for Extended Security Updates, or implementing compensating controls as support for Windows 10 ends. Windows 10 Enterprise LTSC 2021 will stop receiving updates on January 12, 2027. A live webinar is available to help organizations develop a strategy for transitioning from Windows 10, addressing security and compliance challenges, key standards, and practical strategies for safeguarding systems. The webinar targets OT engineers, plant managers, OT security leaders, and operations teams in various sectors, aiming to assist them in maintaining operational integrity during the transition.
Winsage
June 6, 2026
Microsoft is rolling out updates for Windows Defender to protect users from newly discovered malware threats. These updates occur frequently, with a significant refresh every three months for Windows installation images (WIM and VHD) and ISOs. The recent Windows 11 update includes the latest definitions and addresses vulnerabilities from outdated anti-malware definitions in installation images. The latest security definitions were delivered through security intelligence update version 1.445.323.0, applicable to various platforms, including Windows 11 and several Windows Server versions. The update enhances the anti-malware client, engine, and signature versions to platform version 4.18.26040.7, engine version 1.1.26040.8, and security intelligence version 1.447.236.0. The most recent intelligence update is version 1.451.297.0, which improves threat detection against various malware types.
Winsage
June 4, 2026
Microsoft is updating the right-click context menu in Windows 11, allowing users to customize it by adding or removing items. The new context menu will load faster and provide a more streamlined experience. Marcus Ash from Microsoft highlighted that the context menu will be configurable based on user preferences. The update aims to address previous criticisms regarding the cluttered and slower performance of the context menu compared to Windows 10. Microsoft will retain access to the classic context menu through the “Show more options” feature. Additionally, other customization options for Windows 11, such as repositioning the taskbar and resizing the Start menu, are being introduced.
Winsage
May 23, 2026
Recent feedback from Windows 11 users has led Microsoft to simplify the process of uninstalling Copilot due to dissatisfaction with its integration. A Group Policy option titled “Remove Microsoft Copilot app” has been introduced in the April 2026 Update, allowing users to remove Copilot via User Configuration > Administrative Templates > Windows Components > Windows AI. Users can also uninstall Copilot directly from the installed apps list or by right-clicking the icon, although it may reappear after a fresh installation due to certain updates. To uninstall Copilot and Microsoft 365 Copilot using Group Policy, the following conditions must be met: both apps must be installed, the user did not install them independently, and the Copilot app has not been used for over 28 days. This policy is supported on Pro, Enterprise, Education, and IoT Enterprise or LTSC versions of Windows 11. Windows 11 Home users can manually remove Copilot by creating a registry key at HKEYCURRENTUSERSoftwarePoliciesMicrosoftWindowsWindowsAI and setting a DWORD value named RemoveMicrosoftCopilotApp to 1. Alternatively, users can execute a PowerShell script to remove Copilot. Microsoft has not provided an uninstall option for Copilot in the Start menu.
Winsage
May 22, 2026
Classic 7 is a reskin of Windows 10 IoT Enterprise LTSC, not a revival of Windows 7. It offers long-term support with security updates until 2032 and lacks consumer-oriented bloatware. Classic 7 eliminates forced feature updates, providing a stable user experience and a visually appealing interface reminiscent of Windows 7. Users may face challenges in obtaining a license for this version.
Winsage
May 13, 2026
Microsoft has released the Windows 10 KB5087544 extended security update, which addresses vulnerabilities identified during the May 2026 Patch Tuesday and resolves issues related to Remote Desktop warnings. Users on Windows 10 Enterprise LTSC or enrolled in the ESU program can install it via Settings under Windows Update. The update upgrades Windows 10 to build 19045.7291 and Windows 10 Enterprise LTSC 2021 to build 19044.7291. The update focuses on security enhancements and bug fixes, addressing 120 vulnerabilities. Key fixes include resolving incorrect Remote Desktop security warning dialogs in multi-monitor setups, introducing dynamic status reporting for Secure Boot, and adjusting Daylight Savings Time for Egypt. A known issue may require users to input their BitLocker recovery key after installation, affecting systems with specific BitLocker Group Policy configurations. Microsoft suggests removing the affected Group Policy setting and suspending and resuming BitLocker as a temporary solution.
Winsage
May 8, 2026
The Group Policy Editors gpedit.msc and gpmc from the RSAT tools are experiencing functionality issues in Windows 11 due to a bug that causes an overflow error, resulting in incorrect configurations being saved. This issue was first reported by Mark Heitbrink to Microsoft in March 2026, but he has not received feedback. The bug appears to be unique to Windows 11 clients, as tests on Windows Server did not show the problem. Mark documented the bug with submission number VULN-180447 and case number 111952. He described how to reproduce the issue involving the group policy "Delay Foreground download from http" and the decimal value "4294967295," which gets altered to "2147483647" on Windows 11. Mark speculated that the issue might be due to the Windows client using the INT data type instead of unsigned INT, leading to an overflow. He noted that over 50 policies are affected by this MaxValue issue across various components.
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