Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Get the steps for changing your home page in Microsoft Edge, Internet Explorer 11, Google Chrome, Firefox, and Safari.

An icon is added to the right of your Address bar, letting you sign in and customize the extension. To change your My Apps portal using the extension

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

How to access your Microsoft account? If you have confirmed that your email is a Microsoft account, you can access it by following these steps:

Hotmail 現在為 Outlook.com。 瞭解如何登入以存取您的 Outlook.com、Hotmail、Live 或 MSN 電子郵件帳戶。

Compose a message now, but schedule it to be sent later.

Learn how to open a shared mailbox in Outlook. Shared mailboxes let a group of users view and send email, and share a calender, and open a contact list from a common mailbox.

How to use the IF function in Excel to make logical comparisons between data values.

Need help setting up an Xbox account or signing in to Xbox on your console, PC, or mobile device? This solution will help you sign in or create a new account.