忘れてしまった Microsoft アカウントのパスワードをリセットする
Microsoft アカウントパスワードをリセットまたは変更する方法について説明します。 忘れた Microsoft アカウントのパスワードに関するヘルプを表示します。
Applies To:
Microsoft account dashboard
Product activation for Windows – online & support telephone numbers
Learn how to activate Windows using an internet connection, automated system, or live support advocate.
Microsoft 365 Family - Microsoft Support
Microsoft 365 provides powerful tools to help organize you and your family's lives. Empower you and your family through the Microsoft 365 Family subscription and learn how to create family calendars, share notes with a family notebook on OneDrive, and connect with your family on Microsoft Teams.
Import photos and videos - Microsoft Support
Get the steps for how to transfer photos and videos from your portable devices to your PC.
KB5005463—PC Health Check Application - Microsoft Support
Learn how to download, install, and use the PC Health Check app to check your device's compatibility with Windows 11 and get tips to improve its performance.
Help with Microsoft Store purchases - Microsoft Support
Learn how to contact Microsoft Store support to get help for your payment and billing issue.
Applies To:
Microsoft account dashboard
Outlook on the web にサインインする方法 - Microsoft サポート
Outlook on the webは、組織で使用される Outlook の Web ベースのバージョンです。この Web ベースのバージョンの Outlook にアクセスするには、職場または学校アカウントでサインインする必要があります。
Applies To:
Office for business, Office 365 Small Business, Outlook on the web, Outlook on the web for Exchange Server 2016
Windows 11, version 23H2 update history - Microsoft Support
Windows 11, version 23H2 ; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)
UNIQUE function - Microsoft Support
Learn about the UNIQUE function, which returns a list of unique values in a list or range. UNIQUE is in a class of functions called dynamic arrays.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones
How do I use the Fn key/F Lock key/Alternate command keys?
This article shows you how to use the Fn key and the F lock key.