若要升级到 Windows 11，需要硬盘上有足够的空间进行安装。 若要查看计算机上可用的硬盘空间，请选择任务栏上的"文件资源管理器 (在Windows 7) 中称为Windows资源管理器，或按Windows徽标键 + E。. 然后，选择“计算机”或“这台电脑”，并在“硬盘驱动器”或“设备和驱动器”下进行查看。

Email addresses and phone numbers associated with your Microsoft account are called aliases and they use the same contacts, online storage, subscriptions, and account settings.

The Microsoft Teams web app works for most desktop browsers, including Chrome, Firefox, and Internet Explorer.

Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.

With online threats getting more advanced day by day, it is important to prioritize the safety of your web browsing. Microsoft Edge offers several features and practices that can enhance your online security and protect your personal information.

The new Microsoft Edge helps you browse, search, shop online, and more. Like all modern browsers, Microsoft Edge lets you collect and store specific data on your device, like cookies, and lets you send information to us, like browsing history, to make the experience as rich, fast, and personal as possible.

In Windows 11, ensure that Camera access, Let apps access your camera, and the individual toggle for the Microsoft Store app you wish to use is turned on. If you do not see the app or website you're looking for in the list, it's likely a desktop app. Desktop apps cannot be individually toggled, but access for those apps can be controlled using Let desktop apps access your camera.

Look in the Surface app. The easiest way to find which Surface model you have is to use the Surface app. It shows the model name of your Surface device and each Surface accessory.

Tip: If you're already in Word for the web, get to the letter templates by going to File > New, and then below the template images click More on Office.com. You'll be on the Templates for Word page. In the list of categories, click Letters.

Invisible digital signatures in Word, Excel, or PowerPoint. An invisible digital signature, like a visible digital signature line, assures the authenticity, integrity, and origin of a document.