Microsoft Support
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搭配 Microsoft 365 使用產品金鑰 - Microsoft 支援服務
您的 Microsoft 帳戶 會在許多工作上取代產品金鑰的作用，例如啟用 Microsoft 365 或重新安裝 Microsoft 365。 Microsoft 365 產品金鑰的常見問題 請查看以下部分，了解您是否需要 Microsoft 365 產品金鑰，以及如何處理金鑰（如果有）。
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Microsoft 365 for home, Microsoft365.com, InfoPath 2013, My Office for iPhone
Fix microphone problems - Microsoft Support
If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.
將安全性資訊新增至您的 Microsoft 帳戶 | Xbox Support
了解如何新增安全性資訊以保護您的 Microsoft 帳戶。
What to do when a malicious file is found in SharePoint Online ...
A file in SharePoint, OneDrive, or Teams is blocked. What do you do? Read this article to learn why this is happening and steps you can take.
Applies To:
SharePoint in Microsoft 365, Microsoft 365 admin, OneDrive (work or school), Microsoft Teams, OneDrive for Mac, OneDrive for Windows, SharePoint admin center
Microsoft Support
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How OneDrive safeguards your data in the cloud - Microsoft Support
Contact Support For help with your Microsoft account and subscriptions, visit Account & Billing Help. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Admins Admins should view Help for OneDrive Admins, the OneDrive Tech Community or contact Microsoft 365 for ...
Applies To:
Microsoft account dashboard, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
輸入 Office 產品金鑰的位置 - Microsoft 支援服務
如果您購買的 Office 或 Microsoft 365 隨附產品金鑰，您可以在下方列出適用於您產品的網站上輸入產品金鑰。 輸入金鑰之後，您可以下載並安裝 Office，也可以為您的 Microsoft 365 訂閱續約。
Applies To:
Office 2024, Office 2024 for Mac, Office 2021, Office 2021 for Mac, Office 2019, Office 2016, Microsoft 365 for home, Microsoft365.com
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.
Protect yourself from tech support scams - Microsoft Support
Learn how to protect your PC, identity, and data from tech support scams.