Microsoft アカウントにサインインするためのエイリアスを使用した Microsoft アカウントのメール アドレスまたは電話番号を変更する方法について説明します。

Learn about Windows service packs and download the latest updates for Windows 10 and Windows 8.1

Learn how to customize your keyboard for a specific language or format to control which characters appear on the screen when you press the keys.

Decide which documents to recover from an unexpected close, delete recovered files you don't want, or close recovered files to review later.

How to recall and/or replace an email message you sent by using Microsoft 365 and your built-in Exchange Server account.

Learn how to join a Microsoft Teams meeting by link, calendar, channel, chat, or by calling in.

Use the People page to create, view, and edit contacts, contact lists, and groups. Create new contacts from scratch, or add someone as a contact from their profile card.

Find your Wi-Fi network password in Windows, so you can connect to your Wi-Fi network on other devices.

How to open all of your Favorites Bar shortcuts in the Microsoft Edge web browser.

Discover the latest features in Office 2021, including new ways to create content, manage data, and communicate effectively.