Shortcuts in the Picasa Photo Viewer
- Ctrl-U: Single image upload
- Ctrl-R: Rotate the image clockwise
- Ctrl-Shift-R: Rotate the image counter-clockwise
- Ctrl-8: Add a star
- Left and right arrow keys: Scroll through images
- Mousewheel:
You can zoom and scroll through photos.
Alter the way the mousewheel behavies by clicking the down arrow menu > Configuration.
You can choose between two options:
Zoom with mousewheel (hold Ctrl to navigate)
Move filmstrip with mousewheel (hold Ctrl to zoom)