Apple has seeded a new version of iOS 6 beta to developers. iOS 6 beta 3 is currently available for
developers and can be updated via OTA. Head over to Settings >General > Software Update to update to the latest beta. Again, keep in mind that this is only available for developers.
iOS 6 beta 3 comes almost three weeks after beta 2! We’re not sure what’s new in this update, but we’ll keep you in the loop. Meanwhile, you should get the update and look for new features, improvements etc. and let us know using the comment section. It’s 347 MB in size, so make sure you’re connected to the Wi-Fi when updating.
Update #1: iOS 6 beta 3 now available via Apple Dev Center