Xbox 360 e66 error while updating
Press the left button on the directional pad to open the Menu at the left of the screen. Please let us know if any one of the above method helped you to fix the issue.“Console Info & Updates” Select Reset Console You will be asked if you want “Reset and remove everything” or “Reset and Keep my games & apps” Select “Reset and remove everything” The Xbox one will be reset to Factory Default Settings. Some users reported that disconnecting Ethernet cable and rebooting Xbox One has solved their issue. Open the home screen by double tapping the Xbox button Scroll left on the Home screen to open the guide Select Settings Select Restart Console Select Yes to Confirm If none of the above works, you can try restoring NAND if you have NAND backup available. You will then be asked if you want to build a Glitch Hack image or a Retail Image. If there is any other method that you have tried to get rid of this issue do let us know in comments.Some users have also reported that after doing a power cycle they were able to install the update successfully. On your Xbox one, press and hold down the white power button for 10 seconds to turn it off. Plug back in the power cord Turn the console back on. You are the lucky one if this fixes the issue for you.For some users completely erasing and restoring Xbox one has fixed this issue.Use CPU Key in 360 Flash tool and check that it decrypts the keyvault data on the right.
One you are connected with the service, your xbox live will automatically sync with your console.
Anything that is not synced with xbox live will be lost.
In order to reset console to factory default setting, follow below steps.
You'll understand my annoyance with my newest Xbox 360, as, after using it for a spell, and finally updating it, when my disk drive malfunctions [would not open].
I turned off my Xbox after updating it, and I DID open the Xbox chassis to clean the otherwise functional DVD-Drive.