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

Learn how to use Microsoft Edge for mobile devices, sync your browser data, and get answers to common questions.

How to improve gaming on your Windows 11 PC by making use of the optimization for windowed games settings.

New to Xbox gaming on PC? Here's how to get started. Find out how to play with cloud gaming on devices you already have

Troubleshooting steps for the calling feature of the Phone Link app.

Under Personalization & advertising, turn on or off the setting for Allow Microsoft to save your browsing activity including history, usage, favorites, web content, and other browsing data to personalize Microsoft Edge and Microsoft services like ads, search, shopping and news.

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.

Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 to add additional display, help, and proofing tools to Microsoft 365.

Get help and learn how to use Skype with Microsoft's official support page.