Learn how to change or reset your Windows password if you've forgotten or lost it.

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

Learn more about how to print web pages and documents in Microsoft Edge.

How to use the COUNTIF function in Excel to count the number of cells that meet values you set.

In Outlook, sometimes your outgoing messages get stuck in your outbox and just won't send. Learn about some ways to get them moving.

Learn how to reset your PIN if you aren't signed in to Windows and having trouble using your PIN.

How to use the INDEX function in Excel to return a value or reference to a value within a table or range.

Learn how to upgrade your existing device to Windows 10 or buy a new PC. Get answers to common questions about upgrading to Windows 10.

When the latest Windows update is ready for your device, it will be available to download from the Windows Update page in Settings.

The TEXT function lets you change the way a number appears by applying formatting to it with format codes.It's useful in situations where you want to display numbers in a more readable format, or you want to combine numbers with text or symbols.