Change file extension on Windows 10Open File Explorer and navigate to the file that you want to change the extension for.Select the file, and then click the name or select the file and tap F2.The file’s name will be editable. Enter the new file extension, and tap Enter.You will see a p rompt asking if you really want to change the extension. More items
Why can't I change the file type on Windows 10?
In Windows 10, these extensions are hidden by default, preventing you from quickly changing the file type. If you want to change file extensions using Windows File Explorer, you’ll need to change the setting to view hidden file extensions. To do this, open Windows File Explorer.
How to change file extension in Windows 10?
Click Apply button and click OK. Step 1. Open the File Explorer. Find the targeted file you want to change its extension. Step 2. Right-click the file and select the Rename from the drop-down menu. Step 3. Type the new file extension to replace the old extension.
How do I rename a file type in Windows 10?
If you still want to rename a file type this way, open Windows File Explorer, right-click and file and select the Rename option. Replace the older file extension with the new file extension, then press the Enter key or click in the empty white space to save the changes.
How to change what program opens a file on Windows 10?
Click Change program that is on the top right side of the table. Select the program you want to use to open that type of file. Here, you can click Other Programs to see more options. Click OK to save the change. How to change what program opens a file on Windows 10?

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