The extension part, and then press the Enter key. Use the mouse and keyboard as you would in any edit box to select and change Part is not, just the opposite of what you want. (Notice that in the edit box, the name part is selected and the extension To do this, in File Explorer, click on the file name (not To change a file's extension, just perform a Types" option (second from the bottom in the screenshot above).
In Windows 10 and 11, this same panel is also known as " File Explorer Options".įind and un-check the "Hide extensions for known file In the View tab of the Folder Options window, make sure that the Hide extensions for known file types checkbox is disabled, then select the OK button to save. Several other ways to access this panel, such as using the Windows Start menu (or the taskbar) to From the ribbon bar, select View > Options > Change folder and search options.
In Windows 7, use the WindowsĮxplorer "Organize→Folder and search options" menu command.
In Windows 10, use theįile Explorer "File→Options" menu command. In Windows 11, useįile Explorer, click "." to see the menu, and then click "Options". You must use the " Folder Options" panel. The file extension specifies the "type" of the file, which is used to determine the icon shown for the file, the program that is used (by default) to open the file,īy default, most file extensions are hidden. A "file extension" is an identifier, beginning with a period, specified as a suffix to the name of a