To turn on contrast themes, select the theme you want from the Contrast themes drop-down menu, and then select the Apply button. Windows may display a “Please wait” screen for a few seconds, after which the colors on the screen change.

Personal Vault is a protected area in OneDrive where you can store your most important or sensitive files and photos without sacrificing the convenience of anywhere access.. We guide you through setting up your Personal Vault with a strong authentication method or a second step of identity verification, such as your fingerprint, face, PIN, or a code sent to you via email or SMS.

HDR content on Windows offers better brightness and color capabilities compared to traditional content (sometimes called standard dynamic range [SDR] content).

检查你的版本. DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

You can use RTF when you send messages inside an organization that uses Microsoft Exchange, but we recommend that you use the HTML format. In fact, when you send an RTF message to someone outside your organization, Outlook automatically converts it to HTML, so the message keeps its formatting and its attachments.

疑难解答. 如果在导入或导出笔记本时遇到任何问题，请尝试以下建议。 我的笔记本下载似乎未完成. 随着时间的推移，笔记本的大小可能会显著增加，尤其是在使用 OneNote 收集嵌入的文档、图像扫描、PDF 或视频和音频剪辑作为笔记的一部分时。

Manually download a language for Cortana speech. Go back to Settings > Time & language > Language, select your new language, and then use the up-arrow button to move it to the top of the list and make it the default.

移动或复制单元格和单元格内容 文章; 更改 Excel 中的列宽或行高 文章; 查找或替换工作表上的文本和数字 文章; 合并和撤消合并单元格

Universal Plug and Play (UPnP) is what your Xbox uses to set up your router for multiplayer gaming and chat. If you see “UPnP Not Successful” in your console’s Network settings, first see if your router needs an update.If your router has the latest manufacturer update:

提示: 如果未将 Visio 列为“ 应用 & 设备”下的安装选项，则可能意味着你没有许可证。检查分配的许可证，如果你没有在指定的订阅项下看到 Visio 计划 2，请与你的管理员联系以获取帮助。如果你是 Microsoft 365 管理员，请了解如何为用户分配许可证。