All articles tagged with #kb5074105
Windows 11’s KB5074105 update now shows a UAC prompt when opening Storage settings to ensure admin access, but it appears to break the Temporary files cleanup feature for some items (like Windows Update files) unless you run Disk Cleanup with elevated privileges or uninstall the update.
Microsoft confirms a Windows 11 bug that can crash Explorer.exe on sign-in when certain startup apps are configured, causing the desktop and taskbar to disappear; the fix is in the optional January 2026 update KB5074105 and is being rolled out gradually. The update also restores proper desktop.ini folder naming, fixes File Explorer hang, and addresses lock-screen and earlier black-screen issues tied to a Windows Update.
Microsoft released the Windows 11 KB5074105 optional preview update to fix boot, sign-in, and activation issues, adding about 32 changes. It updates 25H2 and 24H2 devices to builds 26200.7705 and 26100.7705, respectively, and brings features like expanded Cross-Device Resume and Windows Hello Enhanced Sign-in Security for peripheral fingerprint sensors, along with fixes for Windows Terminal elevation from non-admin accounts, dxgmms2.sys-related kernel errors, and Windows Sandbox startup.
Microsoft released KB5074105 for Windows 11 25H2/24H2 as an optional update with Cross-Device Resume enabling Android-app handoff (Spotify, Word/PowerPoint, Copilot, and more), broader app/browser support, and the ability to disable Smart App Control without a reinstall. It also adds a new Device card in Settings, extends Windows Hello ESS to peripheral fingerprint sensors, and fixes issues like explorer hangs and a black screen. Direct download links for the offline .msu installers are published (sizes ~4–4.5 GB) for manual installation via Windows Update or Update Catalog; the update can be uninstalled if problems occur, and the large size is due to bundled AI models.