Wheel
Scroll mouse wheel on any photo cell to zoom (1x – 4x).
Dbl-Click
Double-click photo cell to reset focus and zoom to 100%.
Drag Pan
Click and drag inside cell to pan image composition.
Blue Seams
Drag blue divider seams to resize cells orthogonally.
Shift / Ctrl
Multi-select photos to balance width or height evenly.
Del / ×
Press Delete or hover top-right × to remove photo.
Right-Click
Open context menu to rotate 90°, replace file, or align.