See this post if the Delete button does not show red-line strikethrough when Track Changes feature is enabled in Microsoft Word.

If the Outlook Trash icon is missing, then follow these methods to get back the Delete button on Outlook. Use the Mouse Mode, Reset or reinstall Outlook.

Press the Delete button on your keyboard and you’ll be done. How to delete a page in Word on a Mac If you’re using macOS, your process for deleting a whole page will be similar.