Ensure you didn't mistake the number 0 (zero) for the letter O , or the number 1 for the letter I .
If you purchased or registered the software directly with Adobe, the serial number is stored in your account history: Sign in to your Adobe Account Plans and Payment adobe photoshop elements 10 serial number
Log in with your Adobe ID to link the license to your account. System Compatibility and Troubleshooting Ensure you didn't mistake the number 0 (zero)
If you bought a digital download version from an authorized online retailer (like Amazon or Best Buy): delete the keygen
Do the smart thing. Uninstall the trial, delete the keygen, and install a modern, free, open-source editor. Your computer (and your conscience) will thank you.