View display settings in Windows - Microsoft Support
Learn how to use the Settings app to view and change display settings in Windows.
Manage devices used with your Microsoft account
Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.
Applies To:
Microsoft account dashboard
Change or reset your password - Microsoft Support
Learn how to change or reset your Windows password if you've forgotten or lost it.
Introducing Microsoft Phone Link and Link to Windows
Your Phone is now Microsoft Phone Link! Learn more about our recent name change for our PC and Android mobile apps.
Give your PC a Fresh Start - Microsoft Support
Fresh Start in Windows 10 lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact.
Windows 11版本 23H2 更新历史记录 - Microsoft 支持
Windows 11，版本 22H2 和 23H2 共享一个通用的核心操作系统和一组相同的系统文件。 因此，Windows 11版本 22H2 和 23H2 的发行说明将共享更新历史记录页。 每个发布页将包含 22H2 和 23H2 已解决的问题列表。 请注意，23H2 将始终包含 22H2 受支持版本的改进。
输入 Office 产品密钥的位置 - Microsoft 支持
如果所购买的 Office 或 Microsoft 365 随附有产品密钥，请在你的产品所对应的下列网站中输入产品密钥。 输入密钥后，便可以下载并安装 Office，或可以续订 Microsoft 365 订阅。
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 for home, Office.com
Start your PC in safe mode in Windows - Microsoft Support
Find out how to boot into safe mode in Windows from Settings, the sign-in screen, and a black or blank screen.
Device protection in Windows Security - Microsoft Support
Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.
Keyboard shortcuts in Microsoft Edge - Microsoft Support
Keyboard shortcuts are keys or combinations of keys that provide an alternate way to do something you'd typically do with a mouse. Here’s the list for the new Microsoft Edge and Microsoft Edge for Mac.