Microsoft says Windows 11’s explorer.exe has been unstable across taskbar, sign-in, and Task View, rolls out fix
windowslatest.com May 22, 2026

Microsoft says Windows 11’s explorer.exe has been unstable across taskbar, sign-in, and Task View, rolls out fix

AI-summarised brief · reviewed before publication

Microsoft has addressed a known issue in Windows 11 that caused the taskbar to freeze immediately after sign-in, affecting right-clicking on the desktop and taskbar. The May 2026 Update, Windows 11 KB5089549, patches these problems, improving explorer.exe reliability at sign-in, taskbar menus, and Task View. The update also enhances startup app launch performance, making Windows 11 feel less sluggish after boot. Microsoft has committed to quality improvements for Windows 11 in 2026, with visible changes already being implemented. The update brings underlying changes to improve overall system reliability and performance.

💡 Why It Matters

  • · Faster startup app launches and improved explorer.exe reliability directly benefit users who rely on Windows 11 for daily tasks, enhancing their overall computing experience.