Hacking Downgrade Rock Band Question

[lvholanda]

So, i'm at 3.3v1 firmware, and Rock Band works perfect, but, if i downgrade to 3.2, he will still works?

Because i saw that, in the update 3.3 contains the usb instrument update.

 

[KiiWii]

Yup as long as you use the softchip USB version

HERE

 

[Mrkinator]

Yup as long as you use the softchip USB version

HERE

If you're not using a modchip, then use this.