Go to settings general date and time. Then turn off set automatically. Set your time zone and below that you can change the time if needed.

My 3gs was running slow and using alot of battery life. I was told to hold down the home button and the top button at the same time. Your phone will eventually shut down, keep holding the buttons down until you see the apple symbol, then release both buttons. When it reboots see if its any faster ...

I ordered my iPhone 4 July 7th. Was wanting to know why it is not going to be shipped until July 28th. Is it a supply problem, or waiting for some other reason??