Devices WITHOUT SD Card Installed (Tested on Nexus 7)
If your Android device (Smartphone or tablet) has NOT SD Card please follow these instruction (If you have not installed the free app yet go here
Open the window of Android App:
Connect your device to your PC, MTP Mode (Media Transfer Protocol), you should see in your PC Devices:
As you can see from Picture you have not select any Folder where save the files, so create a folder anywhere in your PC
Now that the folder is selected XMM will show that folder is ready, now click the button to create the files.
When the export is complete XMM will automatically open the folder where files are created. You have to copy it manually to the root of your Android Device
Now just launch the XMM APP