Try these solutions if you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out.

Learn how to install Office 2010, or install and remove individual Office programs or components for both 32-bit and 64-bit versions of Office.

Download the latest Windows update from the Windows Update page in Settings for your device when it becomes available.

Learn how to find a Windows product key for activation, and when you'll use a digital license instead.

Training: Get started with SharePoint in Microsoft 365. At office.com, sign in to SharePoint, then select the SharePoint tile.

Many users find that using an external keyboard with keyboard shortcuts for Excel helps them work more efficiently. For users with mobility or vision disabilities, keyboard shortcuts can be easier than using the touchscreen and are an essential alternative to using a mouse.

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

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

Learn how to sign in or out of your Outlook.com email account, and get solutions for common login issues.

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.