Download and install or reinstall Microsoft 365 or Office 2021 on a PC or Mac. Set up Office apps and email on a mobile device. Small business help and learning. Learn how to download and install apps you need from your Microsoft 365 business subscription.

Sign in using Microsoft Authenticator. Microsoft Authenticator helps you sign in to your accounts if you've forgotten your password, use two-step verification or multi-factor authentication, or have gone passwordless on your account.

How to earn Microsoft Rewards points. It’s easy to rack up Microsoft Rewards points and earn your way toward great rewards like gift cards, movies, games, nonprofit donations, and more. Stay signed in with your Microsoft account and you'll earn points for doing the things you already do.

Getting ready for the Windows 11 upgrade. How to check if your device meets Windows 11 system requirements after changing device hardware. Learn how to use the PC Health Check app to help you improve your device performance.

Help with giving digital games as gifts. Note that if you purchased content that isn’t working, check the Xbox status page for any issues that may prevent you from playing, and try troubleshooting the problem before making a request for a refund: Xbox status. Troubleshoot game issues on Xbox.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

Depending on your product and if it's still in support, Microsoft support experts are available to help you with a broad selection of support options and able to address product and service challenges for a more personalized experience.

You can manage all of your Microsoft subscriptions in your Microsoft account dashboard. Select each subscription to change when and how you pay, or to see order history & receipts. Choose your account type.

Change the font or font size in the message list. Outlook for Microsoft 365 Outlook 2021 Outlook 2019 More... To quickly navigate your Inbox, consider enlarging the text of the subject lines and column headers, or altering their font for better readability.

Select Start , select the arrow next to All apps, right-click the app, then select More > Pin to taskbar. If the app is already open on the desktop, press and hold (or right click) the app's taskbar icon, and then select Pin to taskbar.