Windows Insider Archives

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September 20, 2026

Microsoft Patches Windows Defender Bug That Kept Saying Your Antivirus Was Off

Microsoft resolved an issue in its Windows Security framework that incorrectly indicated Microsoft Defender Antivirus was disabled. This fix was implemented through Defender platform update 4.18.26080.4, released on September 17. The update installs automatically unless users have blocked mandatory security updates. Users had been receiving false alerts during system boot and intermittently afterward, which redirected them to the Windows Security home tab where settings appeared normal. Microsoft acknowledged the issue on August 28, affecting all supported versions of Windows and Windows Server with the latest Defender updates, but did not specify the triggering update. Users in the Windows Insider program reported similar warnings as early as June.

Winsage

September 19, 2026

Announcing new builds for 18 September 2026

New Windows 11 Insider Preview builds have been released for the Beta and Experimental channels. Notable new features include: - A new animation for the Mouse indicator in the Experimental channel, which can be activated through accessibility settings and kept visible until the escape key is pressed. - A new contrast theme toggle in the Magnifier, also in the Experimental channel, designed to reduce screen glare without altering the appearance of images, charts, and videos. - Updates to the Cloud rebuild feature in the Experimental channel, allowing users to restore their Windows 11 PC to a clean state and sanitize device drives during the process. IT administrators can now configure and initiate Cloud rebuild remotely via the Recovery CSP.

Winsage

September 19, 2026

Microsoft fixes bug behind ‘Defender Antivirus is turned off’ alerts

Microsoft resolved an issue that caused misleading alerts indicating that Defender Antivirus was disabled after recent updates. This fix was confirmed in an update to the Windows release health dashboard and was implemented in the Microsoft Defender Antivirus update (version 4.18.26080.4) rolled out on September 17. The bug, acknowledged by Microsoft in late August, affected users in the Release Preview Channel of the Windows Insider program since at least June and impacted all supported versions of Windows clients and servers. Users received erroneous notifications in the Windows Security app prompting them to activate Microsoft Defender Antivirus, despite it functioning correctly. Misleading alerts could appear upon Windows startup and intermittently thereafter, even when notification settings were disabled.

Winsage

September 17, 2026

The real reason your Windows 11 taskbar couldn’t move for 5 years

Tali Roth, overseeing Windows core user experience, revealed that Windows 11 did not inherit significant portions of the legacy Win32 code, particularly affecting the taskbar's customization and repositioning features. Microsoft had to rebuild the taskbar from scratch, which complicated the ability to allow users to move it, as each application would need to adapt to such changes. Initially, the demand for a movable taskbar was low, but user feedback prompted Microsoft to reconsider. Similarly, the Start menu in Windows 11 offered fewer customization options compared to Windows 10 due to a design shift towards a minimalist aesthetic, making it difficult to reintegrate previous features. Microsoft is balancing user feedback with its design vision as it evolves the Windows experience.

Winsage

September 17, 2026

The real reason your Windows 11 taskbar couldn’t move for 5 years

Windows 11 did not inherit significant portions of the legacy Win32 code, leading Microsoft to rebuild the taskbar from scratch, focusing on essential functionalities. The task of allowing users to reposition the taskbar proved challenging due to the need for all applications to adapt to this change. Initially, the demand for a movable taskbar was low, but over time, some users expressed a desire for this feature, prompting Microsoft to conduct tests with Windows Insiders. Similarly, the Start menu faced challenges in reintroducing customization options due to Windows 11's design philosophy, which emphasized a cleaner, minimalist aesthetic.

Winsage

September 17, 2026

Microsoft explained why Windows 11 dropped these Windows 10 features

Windows 11 was released in 2021 and received mixed reactions, with users noting the removal of several familiar features from Windows 10. The taskbar was locked in place, preventing repositioning, and the ability to drag files onto taskbar applications was initially absent but restored within a year. The Start menu lost flexible resizing options, and Microsoft faced challenges in transferring established features due to the new framework. By 2026, Microsoft announced changes allowing users to relocate the taskbar, responding to user demand. The Start menu remained less flexible than its predecessor, leading to user frustration. Microsoft acknowledged the need for a movable taskbar, which was implemented in a preview by May 2026, coinciding with the September 2026 Patch Tuesday update. The integration of AI into development processes has accelerated feature implementation, but also introduced new stability issues.

Winsage

September 11, 2026

Microsoft Issues New Windows 11 Release Preview Builds

Microsoft has released new builds for Windows 11, versions 24H2 and 25H2, available for download from the Release Preview channel, specifically builds 26100.9539/26200.9539. The rollout is structured into two phases: a gradual rollout, which allows features to reach devices incrementally, and a normal rollout, which releases updates to all eligible devices simultaneously. Enhancements in this update include improvements to File Explorer, Wi-Fi support in the Windows Recovery Environment, support for Emoji 17.0, a new Tips widget, various personalization, Bluetooth, and accessibility improvements, and the ability to remap the Copilot key to Right Ctrl or Context Menu. The last updates for versions 24H2 and 25H2 were released in mid-August, and Microsoft introduced its first 26H2 build to the Release Preview channel two weeks ago. There is speculation about the potential release of Windows 11 version 26H2 in October, possibly coinciding with upcoming Patch Tuesday updates.

Winsage

September 9, 2026

Windows 11 is finally getting automatic theme switching

Windows 11 will introduce a feature for automatic switching between dark mode and light mode, as revealed by the Windows Insider program. This functionality will allow users to schedule transitions based on geographical location and specific times, with the mode changing only when the PC is idle to avoid disruptions during work or meetings. The feature aims to eliminate the need for third-party applications for theme management.

Winsage

September 9, 2026

Windows 11 is finally testing automatic theme switching, a basic feature that’s required a third-party app for years

Windows 11 will introduce automatic switching between dark mode and light mode, as revealed in the latest Windows Insider build. Users previously relied on third-party applications for scheduling transitions, but the new feature will allow automatic adjustments based on location and time. Key functionalities include scheduling auto mode, changing modes only when the PC is idle, and the option to turn on location services for automatic scheduling. The feature aims to simplify the user experience by integrating it directly into Windows 11.

Winsage

September 9, 2026

Announcing new builds for 8 September 2026

New Insider Preview builds for Windows 11 are being released for the Beta and Experimental channels, featuring enhancements aimed at improving user experience. 1. Cross-device resume improvements: Users can now continue browsing on their PC from where they left off on their phone, with options to open the webpage in the PC's default browser or install the phone's browser if not already present. 2. Narrator: The Narrator feature has been upgraded to include math reading and navigation support, enhancing accessibility for users who are blind or have low vision, especially in STEM fields. 3. Magnifier: The Magnifier tool now allows each display to maintain its own zoom level, enabling users to set different zoom percentages for multiple screens, improving comfort and clarity when working across different resolutions.