We'll describe three connection types for keyboards and mice. Follow the description that applies to your mouse or keyboard’s connection type.

Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

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.

Learn how to switch Outlook from working offline to online with your mail server on Microsoft Support.

Office または Microsoft 365 を購入したときにプロダクト キーが付属していた場合は、使用している製品に対応する以下の Web サイトのいずれかにプロダクト キーを入力します。

Describes how to investigate items in an Outlook Data File (.pst) and troubleshoot search issues.

Xbox Game Pass Ultimate includes all Game Pass benefits, including more than 100 high-quality console and PC games. New games are added all the time, so there’s always something new to play.

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.

If you need help with Outlook.com, you can read our self-help content, or get support via email.

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。