How to open and edit Outlook signatures in Word?

Please follow the steps below to open and edit an Outlook signature in Word.

1. Double-click "This PC" (or "Computer") on the desktop to open the File Explorer, paste the following folder path into the "Address" box, and then press the "Enter" key. See screenshot:
Folder path of Outlook signatures: %appdata%\microsoft\signatures

2. Now the folder containing Outlook signatures is opened. Check the "File name extensions" option on the "View" tab to show file extensions in Windows 8/10.

Note: If you are working in Windows 7, you can show the file name extensions by clicking "Organize" > "Folder and search options" to open the Folder Options dialog box, and then unchecking the "Hide extensions for known file types" option on the "View" tab in the dialog box. See screenshot:

3. Find the HTM file named as your Outlook signature that you want to change, right-click it, and select "Open with" > "Word" or "Microsoft Word" from the context menu. See screenshot:

4. Now the Outlook signature is opened in Word. Please edit it as needed.

5. Click "File" > "Save" to save the changes, and close the Word window.

From now on, the specified Outlook signature has been updated with the changes you made in Word.

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