Learn how to create and print a single envelope with Microsoft Support, including adding delivery and return addresses, printer options, and size adjustments.

An array formula (one that spans multiple cells) can do calculations on rows and columns of cells where you might otherwise need to use several formulas. For example, you can count the number of characters that are contained in a range of cells, sum only numbers that meet certain conditions (such as the lowest values in a range or numbers that fall between an upper and lower boundary), and sum ...

Updates for Windows Server 2022. Windows Server 2022 is the latest release in our Long-Term Servicing Channel (LTSC). It builds on Windows Server 2019, our fastest adopted Windows Server ever.

Find out how to access OneDrive settings and pause features with the OneDrive Activity Center. Learn how to customize your cloud storage and file sharing preferences.

How to add and request read receipts and delivery notifications in Outlook.

How to change your password in Outlook.com.

Learn how to open, navigate, and troubleshoot File Explorer in Windows, with answers to common questions and support assistance.

Learn about modems and Internet connections, security, sharing files and printers, and how to set up a wireless network in your home.

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

Learn about installing and adding printers in Windows. In most cases, all you have to do to set up a printer is to connect it to your PC.