: On newer macOS versions (like Sierra or later), the standard installer might fail. You can often bypass this by: Mounting the Right-clicking Install.app and selecting Show Package Contents Navigating to Contents > MacOS and dragging the file into the window, then pressing 3. Critical Compatibility Notes Download and install Photoshop Elements - Adobe Help Center
Adobe Photoshop Elements 9 was released in 2010, designed for Mac OS X 10.5.7 (Leopard) through 10.6 (Snow Leopard). If you have a legal copy and a valid serial number, here’s how to install it on a compatible Mac. adobe photoshop elements 9 serial number mac install
If you encounter issues during installation or activation, try the following: : On newer macOS versions (like Sierra or