Learn how to check for, download, and install KB 2919355, an update for Windows 8.1 and Windows RT 8.1.

Microsoft Support offers assistance for Microsoft products, including how-to articles, videos, and training for various software and devices.

Use family safety settings to block inappropriate websites and searches on Windows, Xbox and mobile devices.

Sharing your notes is easy in OneNote for Windows 10. You can invite others to view a specific page or an entire notebook, and you can select whether notebook participants can only view or fully edit your notes.

Learn how Smart charging in Windows can help your battery last longer over time.

Windows 11, version 21H2; July 9, 2024—KB5040431 (OS Build 22000.3079) June 11, 2024—KB5039213 (OS Build 22000.3019) May 14, 2024—KB5037770 (OS Build 22000.2960)

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Learn how to log in to Microsoft Teams using our step-by-step guide. Stay connected with your team and start collaborating!

Learn how to use eye control in Windows to type with an on-screen keyboard, communicate with people, and control the mouse with your eyes.

Manually download a language for Cortana speech. Go back to Settings > Time & language > Language, select your new language, and then use the up-arrow button to move it to the top of the list and make it the default.