Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
Find your IP address in Windows - Microsoft Support
For Wi-Fi connection. Select Start > Settings > Network & internet > Wi-Fi and then select the Wi-Fi network you're connected to.
Fix USB-C problems in Windows - Microsoft Support
USB-C overview. With a USB-C connection, you can charge your Windows 11 PC, and you can also connect to other USB Type-C devices such as mobile phones, docking stations, display adapters, and other devices that have a USB-C port.
在更换硬件后重新激活 Windows - Microsoft 支持
通过查看管理员上方是否显示了电子邮件地址,确认管理员帐户是否还是你的 Microsoft 帐户。如果显示了电子邮件地址,则这是 Microsoft 帐户。 如果未显示,则表示你已使用本地帐户登录。 如果你还没有 Microsoft 帐户,请参阅 如何创建新的 Microsoft 帐户。
Turn off OneDrive in Windows - Microsoft Support
If you don't want to use OneDrive, the easiest solution is to unlink it. Follow the steps in Turn off, disable, or uninstall OneDrive, for how to unlink, hide, and uninstall OneDrive from your PC.
Microsoft Teams help & learning
Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.
Upgrade to Windows 10: FAQ - Microsoft Support
An upgrade moves your PC from a previous version of Windows—such as Windows 7 or Windows 8.1—to Windows 10. An upgrade can take place on your existing device, though Microsoft recommends using Windows 10 on a new PC to take advantage of the latest features and security improvements.
将 Windows 家庭版升级到 Windows 专业版 - Microsoft 支持
了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版,包括如何使用有效产品密钥或 Microsoft Store。
Reset or recover your lost Microsoft account password
Enter your Email, phone, or Skype name in the first box if you know it.; In the Contact email address text box, type an email address where we can contact you or send your password reset link. Note that this email address should be different from the one you’re trying to recover. In the third text box, type the characters displayed on the screen.
Unblock my Outlook.com account - Microsoft Support
Make sure you create a strong, unique password to help keep your account secure. Use capital letters, numbers, and symbols in your password, and try not to use the same password for different accounts.
Applies To: Outlook.com
Microsoft Store doesn't open - Microsoft Support
If you're having trouble launching Microsoft Store, here are some things to try: Reset the Microsoft Store cache: Press the Windows Logo Key + R to open the Run dialog box, type wsreset.exe, and then select OK.