Post questions, follow discussions and share your knowledge in the Outlook.com Community. Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Change or reset your PIN. A PIN is a user-defined set of numbers, or a combination of numbers and letters, that allows you to sign in to your Windows device instead of a password. Your PIN is securely stored on your device, it isn’t transmitted anywhere, and it isn’t stored on a server.

If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product. After you enter your key, you can download and install Office, or you can renew your Microsoft 365 subscription. Tip: Get tech expertise with Business Assist.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

If A3 (“Blue”) = “Red”, AND B3 (“Green”) equals “Green” then return TRUE, otherwise return FALSE. In this case only the first condition is true, so FALSE is returned. =IF (OR (A4>0,B4<50),TRUE, FALSE) IF A4 (25) is greater than 0, OR B4 (75) is less than 50, then return TRUE, otherwise return FALSE.

Admins should view Help for OneDrive Admins, the OneDrive Tech Community or contact Microsoft 365 for business support. Learn how to stop, cancel or pause uploads and downloads in OneDrive.

Find and open File Explorer in Windows 10 and Windows 11, and customize Quick access by pinning and removing files and folders.

Set the region, device language, and spoken language for your products and services.

Use an add-in while composing a message. Create a new message or reply to an existing one. From the ribbon, select the Message tab, then choose the add-in you want to use. If the add-in doesn’t appear in the ribbon, select Apps to view your installed add-ins.

You can install the web version of Outlook—either Outlook on the web or Outlook.com—as a progressive web app in the new Microsoft Edge and Google Chrome.