PowerPoint Viewer, a free download from Microsoft.com, enables viewing of PowerPoint presentations on computers that do not have PowerPoint installed.

How to change your product key to fix activation errors that can occur if you own and install multiple one-time purchases of Office..

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Learn how to utilize Windows Security's virus and threat protection features to scan for threats and review results on your device.

Use a ready signature template from a gallery to create your email signature in Outlook.

You can view and clear your Microsoft Edge browsing history stored on a single device, across all synced devices, and in the cloud. You may choose to clear your browsing history at any time.

Training: Learn how to get up and productive quickly with this Microsoft Teams Quick Start. Sign in to Teams, select Teams and Channels, reply to conversation threads, @mention someone, use emojis and stickers, and ask T-Bot questions.

Learn how to redeem a Microsoft/Xbox gift card or other code on your mobile device, Windows device, or Xbox console.

Change your password with your email provider. See the following sections for instructions on changing your email account password for several major email providers.

Training: Use rules to organize your email in Outlook. Create a rule based on a message, or from a template. Watch this online video to learn how.