can I transfer and read an ibook from adobe digital editions on my imac to my new ipad air without maintaining connectivity thru wifi?

Follow below steps:

1. Download "Adobe Digital Editions" on your ipad from App store.

For transferring books to ipad, you can try either of two things:

- Email your book and download it on your ipad, only make sure authorization credentials is same on your ipad

or

-Connect your ipad to your machine

-Open itunes

-Select ipad.

-Select Apps

-Scroll below to File Sharing

-Then select ADE

-Click on Add and select the file that you want to transfer

now, open ADE app on ipad, tap on leftmost button (3 line), and select refresh.

Your book will appear in ADE on ipad.

only make sure authorization credentials is same on your ipad

Note: Internet Connectivity will be required atleast once, when you will authorize ADE on ipad