Hotmail が Outlook.com になりました。 サインインして、Outlook.com、Hotmail、Live、または MSN メール アカウントにアクセスする方法について説明します。

Learn how to shut down, sleep, or hibernate your PC. When you’re ready to make your PC sleep, just press the power button on your desktop, tablet, or laptop, or close your laptop’s lid.

Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.

There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results.

You can repair some apps and programs if they're not running correctly. Note that you won't see repair, change, or modify options for all apps and programs.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

Learn how to play different type of CDs and DVDs in Windows Media Player.

Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.