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Obtain a digital certificate and create a digital signature
This article explains how you can get or create a digital signature for use in Office documents. To learn more about how to use them in Office documents, see Add or remove a digital signature in Office files.. What is a digital signature?
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
在 Windows 中查找 BitLocker 恢复密钥 - Microsoft 支持
个人设备的所有者或管理员激活了 BitLocker (在某些设备上也称为设备加密,) 通过“设置”应用或控制面板: 在这种情况下,激活 BitLocker 的用户选择了保存密钥的位置,或者在设备加密的情况下选择 (,) 自动将密钥保存到其 Microsoft 帐户。
Manage app permissions for your camera in Windows
To use your camera with apps on Windows 11, you'll need to turn on some permissions in Camera settings. Then, you'll need to check your app permissions if you want to use your camera with apps.
Overview of formulas in Excel - Microsoft Support
Download our Formulas tutorial workbook. We've put together a Get started with Formulas workbook that you can download. If you’re new to Excel, or even if you have some experience with it, you can walk through Excel’s most common formulas in this tour.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Microsoft Edge, browsing data, and privacy - Microsoft Support
The new Microsoft Edge helps you browse, search, shop online, and more. Like all modern browsers, Microsoft Edge lets you collect and store specific data on your device, like cookies, and lets you send information to us, like browsing history, to make the experience as rich, fast, and personal as possible.
Windows 10 の起動時に自動的に実行するアプリを追加する
アプリを右クリックし、[その他] を選択して、[ファイルの場所を開く] を選択します。 これにより、アプリのショートカットが保存されている場所が開きます。 [ファイルの場所を開く] のオプションがない場合は、そのアプリを起動時に実行できないことを意味します。
Change your password in Outlook.com - Microsoft Support
Tip: If your can't get the code by email or phone, you might be able to enter an email address that's different from the one you're trying to recover. Go to the Recover your account page and follow the prompts.
Applies To: Outlook.com
Fix microphone problems - Microsoft Support
If you want to give access to desktop apps, make sure that Let desktop apps access your microphone is turned on.You can't turn off microphone access for individual apps. Others can't hear me. Try the following solutions:
Create or edit a hyperlink - Microsoft Support
To create a new, blank file and link to it, click Create New Document under Link to, type a name for the new file, and either use the location shown under Full path or browse to a different save location by clicking Change.You can also choose whether to Edit the new document later or open and Edit the new document now.
Applies To: Word for Microsoft 365, Outlook for Microsoft 365, Project Online Desktop Client, Word 2021, Outlook 2021, Project Professional 2021, Project Standard 2021, Word 2019, Outlook 2019, Project Professional 2019, Project Standard 2019, Word 2016, Outlook 2016, Project Professional 2016, Project Standard 2016, Office 2016, InfoPath 2013, InfoPath Filler 2013
Microsoft 365 または Office 2021 を PC または Mac にダウンロードしてインストール、または再インストールし ...
インストールの準備. 作業を始める前に、ご利用の PC または Mac がシステム要件を満たしていることを確認します。. プロダクト キーを既に使用している場合は、アプリを再インストールするか、職場または学校でライセンスが割り当てられていることがわかっている場合は、先に進んで ...
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