iPhone 1.1.1 is now available via iTunes (it’s a 152.3 MB update): the next time you connect an iPhone, click the Check for Updates button if you’re not automatically prompted about the update.
The update removed my iPhoneInstaller and all the installed applications
Some new features:
Increased volume for iPod and Phone (very nice)
Double-tap the Home button to bring up either the list of favorite contacts or iPod playback controls
Double-tap the spacebar to insert a period and space
Mail attachments in portrait or landscape mode
View iPhone video on a television in TV Out mode
Stocks and cities can be re-ordered in the Stocks and Weather applications
Apple Bluetooth Headset’s battery status appears in the Status Bar
Change your voicemail password
Change the alert sound for new text messages
New video playback options
Debug console for Safari
Support for RSA SecureID cards
Improvements in virtual private network (VPN) support, including fixing a bug that wouldn’t allow proper entry of strong passwords
Apple has also posted a video demonstrating the new features.
About the security content of the iPhone 1.1.1 Update