OFT files are Microsoft Outlook templates, which are used to customize an email message's body by displaying a preformed template that contains message formatting. OFT files are automatically associated with the Outlook application and will be imported when they are first run.
Install Microsoft Outlook if it is not already installed
Double-click the OFT file to open it in Outlook.
Click "Yes" when asked if you would like to import the file into your form library.