Check or change language settings - Microsoft Support
Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.
Applies To:
Outlook.com, Microsoft Edge, OneDrive (home or personal)
Renew Microsoft 365 for personal or family use
Learn how to renew your Microsoft 365 Family or Microsoft 365 Personal subscription online or from a retail store.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Microsoft 365 for home, Office for business, Office activation
I can’t start Microsoft Outlook or receive the error “Cannot start ...
Troubleshoot start up problems in Outlook. If Outlook is able to start in safe mode, then the problem is likely with one of your add-ins.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft 365 admin
Microsoft Edge help & learning
Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.
Find and lock a lost Windows device - Microsoft Support
Use Find my device to locate and lock your lost or stolen Windows devices.
Applies To:
Microsoft account dashboard
Save disk space with OneDrive Files On-Demand for Windows
Learn how to use OneDrive Files On-Demand to sync your OneDrive files and save disk space in Windows 10.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive for Windows
Returning items you bought from Microsoft for exchange or refund
Learn how to receive a refund or exchange for items purchased from Microsoft.
Applies To:
Microsoft account dashboard
Get help with a digital code or gift card | Xbox Support
Find out more about Xbox digital codes and gift cards, and how to troubleshoot issues redeeming content.
如何使用 Windows 11 中的任务栏 - Microsoft 支持
了解如何使用 Windows 11 中的任务栏功能。 使用任务栏设置隐藏任务栏、固定应用、更改位置等。
在 Windows 中更改监视器上的刷新率 - Microsoft 支持
了解如何更改 Windows 中显示器的刷新率，以确定在屏幕上显示运动的平滑程度。