Sometimes you may want to replace the panoramic image you uploaded previously. It could happen if you spot a minor problem with the image or you just decide to upload the same picture with higher resolution.
To replace your panoramic image:
1) Open your tour;
2) Switch to the edit mode;
3) Switch to the panorama you'd like to replace;
4) Click ‘Replace Panorama’ option in the thumbnail menu:
5) Choose the image file to upload.