Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

Add your accounts to Microsoft Authenticator. The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

View email messages by conversation in Outlook for Mac. View your Outlook email messages arranged by conversations to see messages that share the subject line grouped together.

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

Change or reset your PIN. A PIN is a user-defined set of numbers, or a combination of numbers and letters, that allows you to sign in to your Windows device instead of a password. Your PIN is securely stored on your device, it isn’t transmitted anywhere, and it isn’t stored on a server.

From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options. Choose the language and bit version you want, and then select Install.

If you want to change or reset the password you use to sign in to Windows, you have different options. This article outlines the different approaches you can take, whether you’re using a Microsoft account or a local account, logged in or at the sign-in screen.

Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.