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激活 Windows - Microsoft 支持
若要在 Windows 11 中检查激活状态,请选择“开始 ”按钮,然后选择“设置 > 系统 ” ,然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息:
Activate Office - Microsoft Support
If Microsoft 365 can't activate, it eventually becomes unlicensed and all editing features of Microsoft 365 are disabled. Microsoft can become unlicensed for a number of reasons. For example, if your Microsoft 365 subscription expires, you must renew your subscription to restore all features of Microsoft 365. ...
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 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, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Microsoft 365 admin, Project for Office 365
Sign in using Microsoft Authenticator - Microsoft Support
Using Authenticator as a way to sign in. If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in:
Windows 11、バージョン 23H2 の更新履歴 - Microsoft サポート
Windows 11 バージョン 23H2; 2024 年 7 月 9 日 — KB5040442 (OS ビルド 22621.3880 および 22631.3880) 2024 年 6 月 25 日 —KB5039302 (OS ビルド 22621.3810 および 22631.3810) プレビュー
Securely browse the web in Microsoft Edge - Microsoft Support
This icon helps you determine if you can safely send and receive information from the site. The connection tells you whether the information sent to and from the site, such as passwords, addresses, or credit card numbers, are securely sent and can't be intercepted by an attacker. The connection icon in the address bar has four different states.
Pin apps and folders to the desktop or taskbar - Microsoft Support
To pin apps to the taskbar. Select Start , select the arrow next to All apps, right-click the app, then select More > Pin to taskbar.
Xbox Status | Xbox Support
Check the Xbox services, games, and apps for any service outages.
Look up values with VLOOKUP, INDEX, or MATCH - Microsoft Support
The fourth argument is empty, so the function returns an approximate match. If it didn't, you'd have to enter one of the values in columns C or D to get a result at all. When you're comfortable with VLOOKUP, the HLOOKUP function is equally easy to use. You enter the same arguments, but it searches in rows instead of columns.
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Change your default browser in Windows - Microsoft Support
Use the Windows Settings app to change your default browser.
Word for Windows training - Microsoft Support
Learn how to use Word in Windows with training guides, articles, and videos from Microsoft Support.
Applies To: Word for Microsoft 365, Word 2021, Word 2019, Word 2016, Office for business