===== Undo ===== It is possible to call off the changes made to the image by filters and transformations using the standart hot key combination **Ctrl+Z** or by pressing the tool bar button {{:en:edit:en_undo.jpg|}} You can not call off: * The use of instruments: the use of selection tool, building of sections, using light and other, * Closing of one of subimages (use [[..:processing:view_показать_все_изображения|Show all images]] function to do it), * Duplication and zooming.