Create a custom signature block with a picture and social networking icons to add as a new signature for your email messages.

了解如何添加安全信息以便保护你的 Microsoft 帐户。

Open the Microsoft Authenticator app on your mobile device, allow notifications if prompted, select Add account from the menu, and choose Work or school account.

About digital signatures and certificates in Office, and buying a digital certificate from a certificate authority or create your own.

Whether it’s a new job title (congratulations!) or a phone number change, make sure you keep your email message signature up-to-date. If you're using new Outlook, for more information about email signatures, or if you haven’t created one yet, see Add a signature to messages. Select File > Options > Mail > Signatures. Select the signature you want to edit, and then make your changes in the ...

Learn how to download and install apps you need from your Microsoft 365 business subscription.

Additionally, we give you the option to sync contacts from your email accounts to your Android address book for use in other apps. To enable this feature: Go to Settings. Under Accounts, tap the account you would like to sync with. Switch the Sync Contacts slider to ON.

針對在 Xbox 主機上購買和使用數位版遊戲的常見問題，尋找相關解答。

As a brand manager, Microsoft 365 Copilot app empowers you to create and maintain official brand kits that ensure consistent branding across your organization. You can create, edit, update, and manage official brand kits, giving you the authority to maintain brand integrity while enabling all employees to generate on-brand materials.

了解如何取得有關 Xbox One 版 EA Play 的協助。尋找應用程式、您的訂閱和其他方面有問題時的連絡人。