- Ctrl-A: Select all photos in album
- Ctrl-1: View your photos as small thumbnails
- Ctrl-2: View your photos as large thumbnails
- F11: Use Picasa in full-screen mode
- Ctrl-4: Start a slideshow
- Ctrl-3: Open an image in “Edit Mode”
- Ctrl-Shift-H: Flip image horizontally
- Ctrl-Shift-V: Flip image vertically
- Ctrl-Shift-B: Add black and white effect