Playstation 3

Can my PS3 be downgraded to 3.55?

We can currently downgrade all 16MB NOR PS3 Consoles.

PS3 Slim Compatibility List can be found HERE and a PS3 Fat compatiblity list HERE

PS3 Slims with Model number 3001A + cannot be downgraded at this time.

How to check your PS3’s Model Number:

Refer to this picture below

The Serial number is indicated by the X’s, and the Model number is on the right.

The model number is CECHA01 indicated in this picture.