Your Galaxy A3 2017 sports a microSD memory card slot. If your laptop or personal computer is compatible with that card format (Most laptops are so-equipped), you should be able to transfer a music file
The Samsung Galaxy A3 2017 is an Android smartphone and the Android market offers a bunch of free ringtone apps such as MP3 Ringtone Maker, RingDroid (open source) and more.
Here are some of the free ringtones (compatible with your Samsung Galaxy A3 2017) we offer:
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