List of changes for Air Explorer 2.5.6 for Windows:

-Show synchronization progress in task bar icon.
-Dropbox and Google Drive login using external browser.
-Fixed uploading 0 bytes size files to Amazon Drive.

List of changes for Air Explorer 1.71. for Mac:

-Dropbox and Google Drive login using external browser.
-Fixed uploading 0 bytes size files to Amazon Drive.
-Fixed “paste” menu was not enabled sometimes in local folders.
–Fixed failed uploads to Google Drive.