411 REFERENCE · Wikibooks
Xbox 360/Undocumented Commands
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
thumb|Undocumented commands are typically entered via a standard controller.
Reset video
To reset the video settings, boot from the Guide Button on a controller (wired or wireless) and then hold Y + RT.
Clear download cache
To clear the download cache (updates):
Go to the system blade and choose memory.
Highlight your hard drive and press Y.
Then press X, X, LB, RB, X, X. Do not switch the Xbox off!
A dialog will appear asking if you wish to perform maintenance. Choose yes.