How to sign in to Outlook on the web, access your email, contacts, and calendar.

An explanation about how the Dynamic Lighting control feature works in Windows.

Get started with basic tasks in Excel such as opening a workbook, entering and formatting data, calculating data, and trying some quick analysis features..

How to add a signature to your Word documents. You can also use the Signature Line command in Word to insert a line to show where to sign a document.

If you cannot open your Outlook data file or suspect that the file is damaged, use the Inbox Repair tool (scanpst.exe) to repair errors in the file.

Copilot for Microsoft 365 combines the power of artificial intelligence (AI) with your work data and apps to help you unleash creativity, unlock productivity, and uplevel skills in a chat experience.

Choose how you want emails displayed in the message list, such as whether you want emails displayed as individual messages or as conversations.

If you already have an account signed in to OneDrive and you want to add or remove another account, you’ll do that in OneDrive Settings.

Learn how to troubleshoot USB-C problems in Windows and fix USB devices, ports, and adapters not working properly.

Here's how to change the size of text, images, and apps in Windows. To change your display in Windows, select Start > Settings > Ease of Access > Display.To make only the text on your screen larger, adjust the slider under Make text bigger.To make everything larger, including images and apps, choose an option from the drop-down menu under Make everything bigger.