Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Learn how to set up Microsoft Family Safety to manage screen time, filter content, and share location with your family members.

How to use the SUMIFS function in Excel, one of Excel’s math and trig functions, to add arguments that meet multiple criteria.

获取有关 Windows 安全的帮助; 在 Microsoft Edge 中查看和删除浏览器历史记录; 删除和管理 Cookie; 重新安装 Windows 时安全移除有价值的内容

To add money to your Microsoft account balance, you'll need to redeem a Microsoft gift card on the Redeem page.. The full amount will be added to your Microsoft account and can be used to buy movies, games, in-app purchases, and physical goods.

Learn how to change Internet Explorer settings, or reset browser settings when there's a problem.

Using pages is a great way to share ideas using images, Excel, Word and PowerPoint documents, video, and more.You can create and publish pages quickly and easily, and they look great on any device.

When you schedule a Microsoft Teams meeting from Outlook, a dial-in number and conference ID are included automatically. If you have PSTN conferencing enabled in Teams, they are also included.

Add your Outlook.com, Microsoft 365, or Exchange-based email account to your iPhone, iPad, or iPod Touch using Outlook for iOS.

Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.