The Zett on X: "Forcing FW 6.20 onto a 09g decice causes a few strange quirks, such as the Standby Mode not working and crashing the PSP (can be fixed with a
Infinity 2.0 released for the PSP, allows for persistent CFW on all models of PSPs on 6.60 and 6.61 | Page 2 | GBAtemp.net - The Independent Video Game Community
![DOWNGRADE ALL PSP MODELS FROM 6.60 6.38 6.39 6.35 6.20 TO 5.03 6.20 6.35 6.39 *NO PANDORA* - YouTube DOWNGRADE ALL PSP MODELS FROM 6.60 6.38 6.39 6.35 6.20 TO 5.03 6.20 6.35 6.39 *NO PANDORA* - YouTube](https://i.ytimg.com/vi/yYTBY2huKHQ/mqdefault.jpg)