Check the device. If the device doesn't appear to work at all (no lights appear on the device when it’s plugged in, or the cursor doesn't move or doesn't appear on the screen), connect the device to another PC and make sure the device works on that PC.

从下面的选项卡中选择你使用的 Microsoft 365 版本，然后从下拉列表中选择所需的语言。然后，从提供的下载链接中选择适当的体系结构（32 位或 64 位）。如果不确定所用的版本，请参阅我使用的是哪个版本？ 下载文件后，将其打开以开始安装。

Battery Life: Lowering your refresh rate can save battery power by reducing the amount of energy your display consumes.This can be useful when you are using a laptop or tablet and want to extend your battery life.

Windows 10 updates provide the latest features and security improvements to help keep your PC more current and more secure. Before the installation process starts, Windows checks to make sure there’s enough storage space on your device for the installation process and for these new features and security improvements.

Get more with Copilot Pro Gain priority access to GPT during peak times for accelerated performance to generate answers, content, and AI images even faster.

Disable all macros except digitally signed macros Macros are disabled, and security alerts appear if there are unsigned macros present.However, if the macro is digitally signed by a trusted publisher, the macro just runs. If the macro is signed by a publisher you haven't trusted yet, you are given the opportunity to enable the signed macro and trust the publisher.

Experience AI-powered browsing with the new Bing built-in. Get comprehensive answers, summarized information, and find inspiration side-by-side in Microsoft Edge.

Most software that you buy directly from Microsoft, like Office, Windows, and Xbox games, comes as a digital download that you can download, install, or reinstall.

插入注释以向文档添加备注、建议或问题。 使用文档中的注释向其他人提出建议或跟踪后续问题。 插入批注。 选择要对其进行批注的文本，或单击文本的末尾处。

Linking Microsoft personal accounts. It’s not possible to link, merge or combine Microsoft personal accounts, and you can't you transfer such things as your game progress or gamertag, account purchases and balance from one account to another, but accounts can be used side by side.