联系我们 - Microsoft 支持部门
选择你需要帮助的产品. 我们将首先向你显示自助选项。. 其他帮助也可提供，包括与 Microsoft 专家的实时聊天。. 联系 Microsoft 支持人员。. 查找常见问题的解决方案，或从支持专员那里获取帮助。.
Switching out of S mode in Windows - Microsoft Support
There's no charge to switch out of S mode. To switch out of S mode, click here to open the Microsoft Store to the Switch out of S mode (or similar) page. On the Switch out of S mode (or similar) page, select the Get button. After you see a confirmation message on the page, you'll be able to install apps from outside of the Microsoft Store.
ดาวน์โหลดและติดตั้งหรือติดตั้ง Microsoft 365 หรือ Office 2021 ใหม่บน ...
Microsoft 365 หรือ Office สําหรับใช้งานที่บ้าน. หากคุณมีผลิตภัณฑ์สําหรับใช้งานที่บ้าน และมาพร้อมกับคีย์ผลิตภัณฑ์* ก่อนที่จะติดตั้งเป็นครั้งแรก (หรือ ...
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
Obtain a digital certificate and create a digital signature
Windows 10. Windows 8. Windows 7, Windows Vista, or Windows XP. To view the certificate in the Personal Certificates store, do the following: Open Internet Explorer. On the Tools menu, click Internet Options, and then click the Content tab. Click Certificates, and then click the Personal tab. Important: If you digitally sign a document by using ...
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Word 2021, Word 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Office 2016, Excel 2013, Word 2013, Outlook 2013, PowerPoint 2013, Office 2013
Update Windows - Microsoft Support
Update Windows. In Windows 11, you decide when and how to get the latest updates to keep your device running smoothly and securely. To manage your options and see available updates, select Check for Windows updates. Or select Start > Settings > Windows Update . Here's some other info you might be looking for:
Enable TPM 2.0 on your PC - Microsoft Support
If it is less than 2.0, your device does not meet the Windows 11 requirements. Option 2: Use the Microsoft Management Console. Press [ Windows Key] + R or select Start > Run. Type “tpm.msc” (do not use quotation marks) and choose OK. If you see a message saying a “Compatible TPM cannot be found,” your PC may have a TPM that is disabled.
从“我的登录”查看工作或学校帐户登录活动 - Microsoft 支持
可以从“我的帐户”门户的 “我的登录 ”页查看所有最近的工作或学校帐户登录活动。. 通过复查登录历史记录来查看以下内容，有助于检查是否有异常活动：. 是否有人尝试破解你的密码。. 是否有攻击者成功登录你的帐户以及登录位置。. 攻击者尝试访问的 ...
在電腦上啟用 TPM 2.0 - Microsoft 支援服務
如果您能夠啟用 TPM，請完成下一個步驟以確認它是 TPM 2.0。. 如果您在 [ 安全處理器] 底下看到 安全處理器詳細資料 的選項，請選取該選項，並確認您的 規格版本 是 2.0。. 如果小於 2.0，表示您的裝置不符合Windows 11需求。. 選項 2：使用 Microsoft Management Console. 按 ...
Manage your Microsoft 365 subscription or Office product
Follow the prompts to install or reinstall the desktop apps. For Microsoft 365 Family or Personal subscriptions: Select Install premium Microsoft 365 apps and follow the prompts to install or reinstall the desktop apps. On the Microsoft 365 subscription tab, select Manage. From here you can: Renew your subscription with a prepaid code or card.
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 for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 admin, Outlook on the web, Word Web App, Microsoft account dashboard, New Outlook for Windows
桌面主题 - Microsoft 支持
获取主题. 若要获取主题，请展开以下类别之一，选择主题的链接，然后选择“ 打开 ”。. 这样会将主题保存在电脑中并应用于桌面。. 如果你愿意，还可以从 Microsoft Store 安装某些主题。. 从 Microsoft 获取免费的 Windows 主题，以个性化设置电脑的背景、颜色和 ...