FotoAlbum automatically detects changes made to any picture file within your picture folder. When FotoAlbum detects a change to a picture, it regenerates the thumbnail and will update the FotoTime website the next time you sync.
However, occasionally, it may be necessary to regenerate a thumbnail. To force FotoAlbum to regenerate individual thumbnail(s), you should:
Note: You should not do this unnecessarily as it wastes space in your thumbnail file. If you want to regenerate all your thumbnails and compress your thumbnail file, refer to the Regenerating All Thumbnails section.