This is Picasa’s secret weapon. All edits (crop, red-eye removal, fill light, graduated filters, and the famous “I’m Feeling Lucky” button) are non-destructive. Your original file remains untouched; Picasa saves only a small metadata file. You can revert to the original at any time.
If you install it on Windows 11, right-click the shortcut > Properties > Compatibility > Run as Administrator to avoid the "Cannot edit read-only file" error. Picasa 3.9.138.150 for Windows
: Google no longer provides security patches or feature updates for Picasa. Offline Operation This is Picasa’s secret weapon
Corrected issues where file extensions were not properly preserved during "Save As" operations. right-click the shortcut >
: Picasa automatically scans your PC for images and sorts them into visual albums by date. Side-by-Side Editing