Right click on the attached video and Save File As. Give it the exact same name as the original, then substitute it for the one in your project. Do this using Windows Explorer (the file manager). Open the folder with the original file, right-click it and rename with a .bak extension. Then copy the new file into that folder.
Or load the project as is into Videopad. In the timeline, right-click on the file and REPLACE CLIP FILE. Windows Explorer appears. Double-click the new .0005.mp4.
Now load and export the project.
My Video - 0005.mp4