by updating it
No because they are totally different.
No it doesn't
First of all, you have to realize that your iPhone app store password is the same as your iTunes store password. In order to change your app store password, you have to log into iTunes, and an effective way I've found is to activate your account by actually downloading something. The easist thing is for you to do this in iTunes on your computer while the iPhone is hooked up to your computer. Good luck. Hope this makes sense.
Go into the app and then enter your apple id and that should solve the problem
Use Menu->My Accounts for this
you can make a new one or change your password
u can get in app store by market app
You can download the official Apple store app. Searchon the App Store for "Apple Store" and downloads the first app. the App is from apple and is an easy to use version of the Apple Online Store
Yes, you can download it from the app store
The IOS updates might change it but that's the only way
Go into the app store, click on featured, scroll to the bottom, click on your apple id, click on country and change it
Yes you can all you have to do is look it up in the app store