Learn how to personalize a Windows lock screen with a background photo, slideshow, or app notifications.

In Outlook, you have the option to: Add a new Yahoo account | Set Yahoo account as primary | Delete existing Yahoo account. Add a new Yahoo email account. On the View tab, select View settings.

Learn how to uninstall Office from a PC using the Control Panel or with the uninstall support tool.

How to lock cells in Excel to protect your data. You can also unlock a range of cells and grant permissions to others to edit.

Find your product key to activate Windows. A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow.

Learn how to get Windows Media Player 12 for Windows 10, Windows 8.1, and Windows 7.

To download the offline installer for Internet Explorer 11, choose your language and system below.

Learn how the Photos app for Windows lets you view photos and videos from your PC alongside those from OneDrive, and keeps them organized by date, album, or folder.

Summary. Windows 10, versions 2004, 20H2, 21H1, 21H2, and 22H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 22H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, 21H1, and 21H2 but are in an inactive and dormant state.

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.