iSyncr offers to allow you to email yourself the following link to download iSyncr Desktop from jrtstudio.com/isyncr.
Opening the application and selecting the USB option will allow you to walk through the USB tutorial.
It's not necessary to have iSyncr open on Android to sync over USB.
4 Once iSyncr Desktop and iSyncr are both installed, use the USB device cable that came with the device and connect it to your PC or Mac computer. Make an MTP connection to your Mac or PC computer.
Start at this step after the introductory, or 1st sync.
Connect your device with a USB cable and verify that it is able to be seen in "This computer". Mac's "Finder" will not display the device.
6 Right click the "S" icon to open iSyncr Desktop, then select your Android device. iSyncr Desktop runs on your system tray (PC) or menu bar (Mac) as seen above. iSyncr Desktop will allow you to sync to the SD card or internal storage if the storage is able to be identified.
7 Select playlists, artists, albums, genres and/or podcasts and press . Your music and playlists should be available on your Android device a couple of minutes after unplugging the device.