You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

Office 2019 or 2016 for PC Office 2016 for Mac Office 2013 for PC. Install Microsoft 365 2019 or 2016 on a PC. Remember a one-time purchase version of Microsoft 365 is licensed for one install only. Depending on your browser, select Open file (in Edge or Internet Explorer), Setup (in Chrome), or Save File (in Firefox).

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, here are some solutions.

Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue.

Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

A BitLocker recovery key is needed when BitLocker can’t automatically unlock an encrypted drive in Windows. This key, which is a 48-digit number, is used to regain access to the drive. You might be prompted for the BitLocker recovery key during startup, due to a security risk or hardware change:

For OneDrive and SharePoint select the file then select Details > Manage access to stop sharing. For Lists, open the list and select the information icon in the top right corner, then select Manage access. For added security for OneDrive and SharePoint files, you can remove editing permission and turn on Block download in Link settings. If you ...

Text and array functions. There are now 14 new text and array functions in Excel 2024 that are designed to help you manipulate text and arrays in your worksheets. These functions make it easier to extract and split text strings and enable you to combine, reshape, resize, and select arrays with ease.

Chat or receive a call back from a technical support expert: If you have a Microsoft 365 Basic, Microsoft 365 Personal, or Microsoft 365 Family subscription, get questions answered from anywhere via chat or request to receive a call back from one of our technical support experts.

Add, find, edit, or delete a contact in Outlook. Manage contacts in Outlook. Contact groups, or distribution lists, are a fast way to send a message to multiple email recipients, especially groups you repeatedly contact.