Signing your email messages with a digital ID helps to prove your identity and prevent message tampering.

在Outlook中，你可以為電子郵件建立一個或多個個人化簽名。 你的簽名可以包含文字、連結、圖片和圖片 (，例如你的手寫簽名或標誌) 。

If you want to turn off two-step verification and remove it for all devices, consoles, and apps that you use, follow the steps below. Important Because two-step verification is turned on, you’ll need two forms of identification to sign in to your account.

A phishing email is an email that appears legitimate but is actually an attempt to get your personal information or steal your money. Some deceptive emails appear to be from a safe sender but, in fact, have a "spoofed" source address to fool you. Here are some ways to deal with phishing and spoofing scams in Outlook.com. Spoof intelligence in Exchange Online Protection helps prevent phishing ...

取得所有 Xbox 行動應用程式的資訊，並瞭解這些行動應用程式可提供哪些功能和遊戲體驗。

Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings. Some account language settings are roamed across the Microsoft experience.

Find out more info about what doxing is and how to protect yourself from those who might try to use your private info against you on the Xbox service.

You will see sign-in requests appear either on the lock screen or in the Outlook mobile app. You'll also be able to get one-time passcodes, which you can copy/paste into other sign-in screens.

With two-step verification, you'll get a security code to your email, phone, or authenticator app every time you sign in on a device that isn't trusted. Need more help?

Having trouble using Teams? We’ve gathered some resources to help solve the peskiest issues. Your first resource for technical support is your IT admin, who manages Microsoft Teams settings for your organization.