Unlicensed Product and activation errors in Office
If Office activation fails, you'll see Unlicensed Product or Non-commercial use / Unlicensed Product in the title bar of your Office apps, and most features of Office are disabled. To restore all features of Office, you'll need to fix the problem that's causing activation to fail.
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Project Online 桌面客户端, Microsoft 365 专属 Publisher, Visio 计划 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project 专业版 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 Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project 专业版 2016, Project Standard 2016, Publisher 2016, Visio 专业版 2016, Visio 标准版 2016, Office 2016, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, InfoPath 2013
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Để thay đổi cách nhập thông tin vào Bàn phím Ảo. Khi OSK đang mở, hãy chọn phím Tùy chọn rồi chọn tùy chọn bạn muốn: Sử dụng âm thanh bấm chuột: Sử dụng tùy chọn này nếu bạn muốn nghe âm thanh khi nhấn một phím. Hiển thị các phím để di chuyển xung quanh màn hình ...
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Change your default browser in Windows. Select Start > Settings > Apps > Default apps . Select Microsoft Edge . Next to Make Microsoft Edge your default browser , select Set default . We recommend you transition to Microsoft Edge to enjoy a faster, more secure, and more modern browsing experience. Use the Windows Settings app to change your ...
在 Windows 中卸载或删除应用和程序 - Microsoft 支持
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Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.
适用于:
OneDrive (家庭或个人), Windows 版 OneDrive
Reactivating Windows after a hardware change - Microsoft Support
Learn how to prepare your Windows device for a hardware change and find help reactivating Windows after a hardware change is complete.
Install a printer in Windows - Microsoft Support
Install a printer in Windows. Windows 11 Windows 10. When you connect a printer or scanner to your PC or add a new printer or all-in-one device to your home network, you can usually start printing right away. Windows 11 supports most printers, so you probably won't have to install special printer software.
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.
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Learn how to switch out of S mode to install apps from outside of the Microsoft Store or to upgrade to Windows 11.
Virus & threat protection in Windows Security - Microsoft Support
Learn how to use virus and threat protection options in Windows Security to scan your device for threats and view the results.
适用于:
Microsoft 帐户仪表板