The official version of iOS 11 is going to be available on
September 19 that means users will be able to download and install iOS 11 on
their iPhone and iPad on that day.
For now the iOS 11 Golden Master is available for developers
and developers can try the GM version from the Apple’s Developer Program Page.

The official version of iOS 11 is going to be available on September 19 that means users will be able to download and install iOS 11 on their iPhone and iPad on that day.
iOS 11 has some amazing features like redesigned control
center, screen recording feature, SOS emergency call feature, new App Store,
new icons, and more.