Get help for the account you use with Microsoft. Find how to set up Microsoft account, protect it, and use it to manage your services and subscriptions.

取得您用於 Microsoft 之帳戶的說明。 瞭解如何設定 Microsoft 帳戶、保護它，以及如何使用它來管理您的服務和訂閱。

Note You can only use mobile operator billing accounts with the partners listed below and with eligible accounts. Contact your mobile operator to confirm your eligibility.

Learn about the benefits of using a PIN to help keep your account secure on XBOX.

In Microsoft 365 and Office 2024, the settings for ActiveX controls have changed to be disabled by default. When ActiveX controls are disabled, you will not be able to create new ActiveX objects or interact with existing ones. This change applies to Word, Excel, PowerPoint, and Visio. What should I do if I encounter this ActiveX message when opening a file? Were you expecting to receive a file ...

Skype 將於 2025 年 5 月停用。 切換至 Teams 免費版，將所有聊天和連絡人保存在同一個地方，或匯出您的資料。 在此常見問題中深入了解。

Learn about the benefits of Microsoft 365 subscription - Microsoft 365 apps, extra cloud storage, advanced security, AI-powered features, and more.

Note This article is intended primarily for Windows Pro and Home users. For IT professionals or enterprise IT-managed devices, refer to IT admin guide: Secure Boot certificate update status in the Windows Security app.

Windows 11 Windows 10 電腦鍵盤有數種不同類型。 最常見的類型是插到電腦上的實體外接鍵盤。 但 Windows 有一個名為螢幕小鍵盤 (OSK) 的內建協助工具，可以代替實體鍵盤使用。 您不需要觸控螢幕即可使用 OSK。 它會顯示一個包含所有標準按鍵的視覺鍵盤，因此您可以使用滑鼠或其他指標裝置選取按鍵 ...

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