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Office にサインインする - Microsoft サポート
Web ブラウザーから www.office.com にサインインして、Web 上のアプリの使用を開始するか、OneDrive などのアカウントに関連付けられている他の Web サービスにアクセスします。. インストールされている Office アプリにサインインする方法は、デバイスによって異なります。
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, Project Online Desktop Client, 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, Excel for the web, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 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, 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, OneNote for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Project Online, Microsoft 365 for Mac
Windows sign-in options and account protection - Microsoft Support
To access your sign-in options, go to Start > Settings > Accounts > Sign-in options.. Or just select this button: Go to Sign-in options. Change or manage your password or PIN. To change your password or PIN, go to Start > Settings > Accounts > Sign-in options. Select PIN (Windows Hello), and then select Change PIN.
Fix problems that block programs from being installed or removed ...
The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.
PC 正常性チェック アプリの使用方法 - Microsoft サポート
現在 Windows 10 を実行している場合、PC 正常性チェックにより、お使いのデバイスが Windows 11 の最小システム要件を満たす適格なものかどうかを確認するための包括的なチェックが実行されます。 お使いのデバイスが適格である、またはそうではない理由と、デバイスが要件を満たさない場合に ...
Change or update email account settings in Outlook for Windows
Sometimes you need to make a change to your email account settings. If you have a new password, if your email provider has asked you to change settings, or if you're having problems with sending and receiving email, you can change your email account settings through Mail in the Windows Control Panel, or from Outlook.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Solve PC problems remotely with Remote Assistance and Easy Connect
Do one of the following: If you've never used Easy Connect, select Use Easy Connect.. If you've used Easy Connect before, select your helper’s contact name. To invite someone who isn't on your contact list, select Invite someone to help you.
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
TEXT function - Microsoft Support
Note: The TEXT function converts numbers to text, which may make it difficult to reference in later calculations.It’s best to keep your original value in one cell, and then use the TEXT function in another cell. Then, if you need to build other formulas, always reference the original value and not the TEXT function result.
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
如何登录 Outlook 网页版 - Microsoft 支持
注意: 如果使用 Microsoft 帐户 (例如 Outlook.com 、Hotmail、Live 或 MSN 电子邮件帐户)而不是工作或学校帐户登录,请注销,然后使用正确的帐户重新登录。 不确定使用哪个帐户登录? 在 Outlook 导航标头中选择 “帐户管理员 ”。 如果未使用所需帐户登录,请选择“ 注销 ”并重新开始该过程,或选择 ...
Applies To: Office for business, Office 365 Small Business, Outlook on the web, Outlook on the web for Exchange Server 2016
Change the email address or phone number for your Microsoft account
Email addresses and phone numbers associated with your Microsoft account are called aliases and they use the same contacts, online storage, subscriptions, and account settings.
Applies To: Microsoft account dashboard