To safeguard the computer from potential attacks.
Well, all games need to have the latest software update. But don't worry, all the psp games have the software update already on it so you can update it from a game. And new software updates come with new features like internet radio or inchanced web browsing. You don't have to always upgrade, only when you need to.
You don't, unless you want the current bug fixes, etc. If you like using the old version of software then quit checking.
Home Screen>Settings>General>Software Update Once you tap the Software Update tab, it will check (you must be connected to WiFi I believe) if you need an update. The latest on 2-21-13 is iOS 6.1.2
form_title=Software Update form_header=Keep your software current and your computer running smoothly. Get help finding or installing the software updates you need. What software do you need updated?=_ What version do you have?=_ Do you update your software regularly? = () Yes () No Has your computer been experiencing any problems lately?= () Yes () No
'The latest', always.
You don't have to install a newer version of Windows - however - you may have problems installing software designed to work with the latest version on older machines.
GarageBand comes free with every Mac. To update to newer versions you need to purchase the latest iLife software which includes GarageBand.
Some games need the latest update, you should update the firmware to the latest version.
You need to be plugged into iTunes to update the latest software and it isn't always recommended for those that are Jailbroken.
It means that you need to update either your software or apps depending on what the message is asking you to update.
You need to run the latest update.