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Change the email address or phone number for your Microsoft account
Add, remove or update an email address or phone number. If you want to make changes to the email addresses or phone numbers associated with your Microsoft account, use our guided support tool below to help you update the right information in the right way.
Applies To: Microsoft account dashboard
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
Fix Bluetooth problems in Windows - Microsoft Support
If you run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.
How to investigate a billing charge from Microsoft
If you don't recognize a charge on your account, go to the Manage your payments page of your Microsoft account dashboard and select "Investigate". Learn more. Here are the most likely causes for an unrecognized charge: A Microsoft subscription has recurring billing enabled.
Applies To: Microsoft account dashboard
How do I connect my Xbox controller to PC? | Xbox Support
To connect your controller with Xbox Wireless, you might need the Xbox Wireless Adapter for Windows. If your PC has Xbox Wireless built in, you can connect the controller directly without an adapter. If you’re using the Xbox Wireless Adapter: Plug the Xbox Wireless Adapter into your PC.
How to close your Microsoft account - Microsoft Support
Closing a Microsoft account means you won’t be able to use it to sign in to any Microsoft products or services, including Outlook.com or Hotmail, OneDrive, Xbox, Skype, Office or Microsoft 365, Rewards and Microsoft Certification.
Install Quick Assist - Microsoft Support
For the best experience, download and install the new version of the Quick Assist app from Microsoft Store. If you have problems installing Quick Assist, here are some steps to try to get it installed and working properly.
OneDrive help & learning
Protect your precious files, documents, and memories with OneDrive. You get 1 TB of cloud storage with a Microsoft 365 subscription, and can back up and share your files and photos with friends and family across all your devices. Explore OneDrive support, help, and learning resources.
Get started with PowerPoint for the web - Microsoft Support
With PowerPoint for the web you create presentations right in your browser. Create and save your presentations in your OneDrive, and edit and share them online. You don’t need any additional software and you don’t have to install anything. Here’s how to get started: Go to Office.com. Click PowerPoint.
Applies To: PowerPoint for the web
someone@example.com-您是否正在寻找电子邮件地址? - Microsoft 支持
someone@example.com-您是否正在寻找电子邮件地址?. 在 Outlook 中查找电子邮件地址?. 使用 "搜索通讯簿" 框。.
Applies To: Outlook 2007