Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.

Learn how to use the Settings app to view and change display settings in Windows.

Learn how to use your Outlook inbox effectively with Microsoft Support's training resources.

Change the size of your desktop icons. To resize desktop icons, right-click (or press and hold) the desktop, point to View, then select Large icons, Medium icons, or Small icons.

Learn how to open a shared mailbox in Outlook. Shared mailboxes let a group of users view and send email, and share a calender, and open a contact list from a common mailbox.

Learn how to reinstall Windows on your PC and how activation works after it's installed.

Get tips for how to set up and test microphones in Windows.

Learn how to view your PC information on Windows with Microsoft Support's step-by-step guide.

Outlook.com、Hotmail、Live、または MSN のメール アカウントにサインインできない場合、サインインまたはサインアウトする方法がわからない場合は、次の解決方法を試してみてください。

How to add and request read receipts and delivery notifications in Outlook.