瞭解如何在 iPhone 或 iPad 上安裝 Microsoft 365 Copilot 行動裝置應用程式，以及搭配 Microsoft 365 使用應用程式。

Now choose from the options below: "I have Outlook set up, but I need help with something in the app." - Go to Open an in-app Outlook support ticket and click on "Contact Support" to see how you chat with agents in the app. "I need troubleshooting help for setting up my email." - Go to Troubleshoot email setup on mobile.

Get troubleshooting tips for problems with Game Bar on Windows 10.

Top of Page All about digital signatures What is a digital signature? Signature lines in Word and Excel Invisible digital signatures in Word, Excel, or PowerPoint Add invisible digital signatures in Word, Excel, or PowerPoint Remove invisible digital signatures from Word, Excel, or PowerPoint What is a digital signature? A digital signature is an electronic, encrypted, stamp of authentication ...

您的 AppleID 帳戶可能沒有啟用 Outlook 郵件。 若要設定 iCloud 電子郵件地址，請依照下列步驟： http://support.apple.com/kb/ph2620。 在 ...

Learn how to uninstall Office from a PC using the Control Panel or with the uninstall support tool.

Apps - Find familiar apps and explore new ones to simplify, customize, and manage how you work. Tips Catch up on all your unread messages, @mentions, replies, and more under Activity. Use the Search box to find and filter specific items or people, take quick actions, and launch apps. Get started now Download Teams for your desktop, iOS, or Android.

Learn what a correlation ID is and is not. While it isn't an error code, it can help SharePoint administrators find how an error or problem occured.

Walkie Talkie is the Teams app that turns your work telephone into a simple and secure instant communication device.

See an alert in a pop-up window on the bottom of Windows desktop when new email messages arrive in your Outlook Inbox.