There are options in the EWA Admin AppPages screen that allow an administrator to import an app page that has been exported from another EWA server.
Login into EWA as the admin user.
Launch the Admin settings screen.
Then choose the AppPages option on the Admin settings menu.
A list of existing app pages is displayed:
Move from the Pages tab to the Import tab
Use the Browse button to navigate to the folder where you placed the export file that was generated from the other EWA server.
Select the desired export file. Then press Open.
Confirm the correct app page(s) are being going to be imported. Then press the Import Selected pages button.
A message is displayed once the app pages have been successfully imported.