Learn how to fix common OneDrive personal or OneDrive for Business sync problems.

Get answers to common questions about the Xbox Game Pass Ultimate subscription.

If you're trying to add your Outlook.com account to Outlook or another mail app, you might need the POP, IMAP, or SMTP settings. You can find them below or by viewing them in your Outlook.com settings.. Outlook and Outlook.com may be able to detect your account's mailbox settings automatically, but for other non-Microsoft accounts, you may need to contact your email provider for their settings.

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Learn how the Photos app for Windows lets you view photos and videos from your PC alongside those from OneDrive, and keeps them organized by date, album, or folder.

Learn how to change settings to enable Secure Boot if you are not able to upgrade to Windows 11 because your PC is not currently Secure Boot capable.

Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification

Find out what model of Surface you're using. There are several ways to find out which Surface device model you have. Look in the Surface app

How to freeze panes in Excel to keep rows or columns in your worksheet visible while you scroll, or lock them in place to create multiple worksheet areas.

获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。