Apple Inc. on Monday officially invited members of the press to its kickoff keynote address of this year's WWDC, which will take place from June 13 to 17 at the Bill Graham Civic Auditorium in San Francisco. The keynote will be held at on June 13 at 10AM PT/ 1PM ET.

The keynote and WWDC Bash will be held at the Bill Graham Civic Auditorium, which is slightly different from previous event.

At this year's WWDC, Apple Inc is expected to disclose its latest mobile operation system iOS 10 for its iPhone and iPad, and also other latest software for Mac, Apple TV, and Watch.

The iOS 10 is expected to have a redesigned Apple Music app, PayPal-like Apple Pay, and a feature allowing users to hide Apple's stock apps from your Home screen.

Reports also suggested Apple Inc. will also show off a Siri SDK at the event.

MacBook Pro 2016, however, might not be launched at this event. The device is reportedly released in October this year. The much-awaited MacBook Pro 2016 will feature Touch ID, OLED touch bar, a USB Type-C port and Thunderbolt 3.