Things You'll Need
Instructions
Insert the USB cable of the memory card adapter in an open USB port on the PS3. Place the memory card on which you saved the PS1 backups in the slot of the adapter.
Press the "Power" button on the PS3 to turn it on. Click the "Game" tab under the "XrossMediaBar."
Choose "Memory Card Utility" to display the PS1 memory card.
Select the memory card, and press the "Triangle" button on the controller. Choose "Copy" to download the data on the memory card.
Follow on-screen instructions to create a new storage area for the PS1 data on the PS3. Designate the PS1 data to "Slot 1" to play the PS1 backups you have saved.