Thanks for supporting our Mac Blu-ray Player, and here are several steps for helping you to play bluray on your Macbook air.
First of all,you should have a Blu-ray drive at hand. (You can buy one whose USB should be above 2.0 from stores or Amazon online .)
Step 1: Connect the Blu-ray drive to the 13" MacBook Air via the USB interface.
Step 2: Get the MacBook Air Blu-ray Player
You can free download MacBook Air Blu-ray Player from
http://www.macblurayplayer.com/user/download/Mac_Bluray_Player.dmg.
Step 3: Install and run MacBook Air Blu-ray Player software on your MacBook Air.
Step 4: Play Blu-ray Disc, Blu-ray ISO file, BDMV folder on MacBook Air
Insert your BD into the Blu-ray driver and MacBook Air Blu-ray Player software will load and the BD will be played automatically.
Otherwise, you can press "Open Disc" button to select BDMV folder or press "Open File" button to choose Blu-ray ISO file to play.
Finally, you can have a great Blu-ray fun on your MacBook Air.