Live Photo Gallery will analyze, arrange and find common points among the above images to create a panorama. And the timing of this process depends on the number of photos, size, capacity and speed of the computer:
When finished, the program will display a bulletin board containing the panorama picture and name:
And here is the picture panorama after creating. However, depending on the angle of each previous component image, in the panorama there will appear black spaces, where the composition images cannot 'cover' the entire space:
To fix this phenomenon, select the Fix tool on the menu bar and then select Crop Photo :
Carefully select the center of the image, where it is unaffected by the corners, the border is black with the Crop tool. Click Apply when done:
Live Photo Gallery will automatically remove the black border, and save this change directly on the panorama, or you can go back to it if you want with the Revert tool:
And this is your final result:
Good luck!