For a black screen, use the following keyboard shortcut: Windows logo key + Ctrl + Shift + B.

Some sites are built to work with Internet Explorer and have functionality that isn't supported by modern browsers such as Microsoft Edge. If you need to view one of these sites, you can use Internet Explorer Mode in Microsoft Edge.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

After you create your drop-down list, make sure it works the way you want. For example, you might want to check to see if Change the column width and row height to show all your entries.. If the list of entries for your drop-down list is on another worksheet and you want to prevent users from seeing it or making changes, consider hiding and protecting that worksheet.

Get to know common Windows keyboard shortcuts including copy, cut, paste, maximize a window, and more.

注意: 带 USB Type-C 连接器的电脑具有更高的功率限制。 如果连接器支持 USB 电力传输，则其能够以更大的功率实现更快速充电。 要更快地充电，你的电脑、充电器和线缆均必须符合行业标准。 同时，充电器和电缆还必须符合电脑为实现更快充电而提出的功率要求。

Cookies are small pieces of data stored on your device by websites you visit. They serve various purposes, such as remembering login credentials, site preferences, and tracking user behavior.

“你的手机”现在是“Microsoft 手机连接”！ 详细了解我们最近对电脑和 Android 移动应用的名称更改。 自从我们在 2018 年 10 月首次宣布“你的手机”和“你的手机助手”应用以来，这是一个令人兴奋的旅程。

Elevate your device by showcasing beautiful images from around the globe with Windows spotlight, or your favorite memories with a custom photo or a dynamic slide show as your lock screen background.. Stay informed and efficient with dynamic updates that bring weather, finance, sports, traffic, and app notifications right to your lock screen.

Create, edit and share documents with Microsoft Word online. Learn how to use Word for the web to create, open, and rename documents with ease.