Choose a ringtone: Download or create a free tonos para celular that you want to set on your phone. You can find free ringtones from reputable websites, ringtone apps, or create your own using audio editing software.<br /><br />Transfer the ringtone to your phone: If you downloaded the ringtone on your computer, transfer it to your phone using a USB cable or by using cloud storage services like Dropbox or Google Drive. If you downloaded it directly on your phone, skip this step.<br /><br />Access sound settings: Open the Settings app on your phone and navigate to the Sound or Sound & Vibration settings.