Clear Your Xbox 360's Cache

If for some reason you want to play the original release version of your game disc, without the updated content provided through Xbox Live, or in some cases, a patch will cause your game to act in a manner that it was not meant to do (Xbox 360 Fable 2 Freezing Issues) ...

Here is what to do. Go to your System Settings tab under My Xbox on the Xbox Dashboard. Highlight the storage unit whose cached content you would like to clear, and press Y.

When the next window comes up, press X X LB RB X X. Once you do, a window comes up saying system maintenance is performed, and will close itself upon completion.

Clearing your Xbox 360's cached content deletes saved games as well as software updates downloaded via Xbox Live.