Sony has released a new v1.70 system software update for the PS3, delivering features such as the ability to download PSOne titles from Playstation Store (and play it on the PS3), use saved data for PSOne software on the PSP, and adding the vibration function of accessories that are for use with PSOne and PS2 titles. The v3.40 PSP update adds more PSOne title compatibility, and a change to the method of managing certificates.