Overview

• Microsoft released mandatory cumulative updates for Windows 11 and Windows 10 on June 10, 2025, as part of the June Patch Tuesday security rollout.
• The Windows 11 updates fix 66 vulnerabilities including two actively exploited zero-days and introduce features such as cross-device resume for OneDrive and an Energy Saver policy for administrators.
• Windows 10’s KB5060533 cumulative update addresses seven zero-day flaws, restores seconds to the Calendar flyout and extends Rich Calendar event listings.
• Both updates resolve issues affecting Windows Hello authentication, BitLocker-protected removable drives, graphics kernel stability and input service memory leaks.
• Users can install the patches via Settings > Windows Update or the Microsoft Update Catalog while Microsoft investigates reports of blurry CJK fonts at 96 DPI in Chromium-based browsers.