Activate Windows - Microsoft Support
Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.
如何變更您的 Xbox 玩家代號 | Xbox Support
玩家代號系統詳細數據 如果這是您第一次變更玩家代號，您可以免費變更一次。 不論您第一次註冊 Xbox 時，我們是否自動為您建立 Xbox， (表示您並未自行) 選擇它，或是在註冊時建立自己的玩家代號。
如何在 Outlook 中新增和更改電子郵件簽名 - Microsoft 支援服務
摘要 Email 簽名能在你的商業溝通中建立專業一致性，並確保收件人在每則訊息中都擁有你的聯絡資訊。 在Outlook中，你可以為不同用途設定多個簽名 (內部與外部、個人與商務) ，並選擇是否自動包含在新郵件、回覆或轉寄中。 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 ...
Applies To:
Outlook for Microsoft 365, Outlook 2024, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Outlook on the web, Outlook.com, My Office for iPhone, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
How to change your Xbox gamertag
Find out how to change your Xbox gamertag through a browser, on your Xbox console, or your Windows device.
Defragment / optimize your data drives in Windows
Learn how to use Manage and Optimize Drives to keep your disk and data drives defragmented and at top performance in Windows.
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Enable TPM 2.0 on your PC - Microsoft Support
Learn how to check if your PC is capable of running TPM 2.0 or how to enable TPM 2.0 to upgrade to Windows 11.
How home Xbox and game sharing work | Xbox Support
Learn how to designate an Xbox console as your home Xbox so you can share content with anyone else who signs in on your console.
Download Microsoft Authenticator | Microsoft Support
iOS Android To install Authenticator on your iOS device Scan the QR code or download and install Authenticator from the Apple app store.
How to set up remote play | Xbox Support
Find out how to play games from your Xbox console, right on your Windows or mobile device.