Updating from iOS 5 to 6 will lose the YouTube icon. You can only get the original version back by downgrading back to iOS 5 but doing this will lose all the new functions available in the iOS 6 update. Problem This icon is missing on the Springboard (main icon menu) since you updated to… Continue reading YouTube icon missing on iPhone, iPads and iPods since iOS 6 Update
See Apple article HT1202.
Problem When connecting certain devices like a digital camera or iPhone, iPhoto will open up automatically. Solution Open iPhoto. In the top left of the screen (next to the apple), click iPhoto, then click Preferences. In the Preferences window, the last option is ‘Connecting camera opens:’ Set the dropdown option to ‘No application’.