培训：观看并了解如果所有收件人均使用 Microsoft Exchange，如何使用 Outlook 撤回和/或替换 Outlook 中的电子邮件。 试一试！ 如果你使用的是 Microsoft Outlook 应用或 Outlook.com，并且你和你的收件人都在 Microsoft Exchange 或 Microsoft 365 上，并且在 ...

若要使幻灯片外观更好，可以更改演示文稿中文本行之间的间距和段落之间的间距。 下面是对话框中提供的选项： “对齐方式 ” 若要更改文本的水平位置，请在“对齐方式”框中，选择“左”、“居中”、“右对齐”、“对齐”或“分布式”。对齐 可添加字词之间的间距，以便文本行同时触摸 ...

To increase security and performance, Windows 11 in S mode only runs apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, or if you have Windows 10 Pro, Enterprise, or Education and want to upgrade to Windows 11, you'll need to permanently switch out of S mode.

Windows 允許新增多個用戶帳戶來使用相同的裝置，讓每個使用者都有自己的設定、檔和應用程式。 例如，家長可以擁有自己的帳戶，並擁有管理設定和安裝軟體的系統管理許可權，而子女可以擁有標準帳戶，並啟用家長監護來監控及限制其使用量。

When you sign in to sync to Microsoft Edge , you can easily browse the web from any of your devices, keep your favorites organized, and always pick up right where you left off.. Sign in to sync your account on your computer Setting up sync on your computer. In Microsoft Edge, select the profile image in the browser taskbar.

You can manage all of your Microsoft subscriptions in your Microsoft account dashboard. Select each subscription to change when and how you pay, or to see order history & receipts.

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.

This article applies to Office Home & Business, Office Professional, and individually purchased Office apps. To switch an Office install to or from Microsoft 365, see Switch your Office license.. Change the product key for your version

To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.

提高安全性、评估和缓解运行宏的风险，并了解如何为 Microsoft 365 启用或禁用宏。 禁用无数字签署的所有宏 宏处于禁用状态，如果存在未签名的宏，则显示安全警报。但是，如果宏由受信任的发布者进行数字签名，则宏只会运行。