Ringtones have moved from single-note beeps to short audio files you create or download. Learn modern formats (MP3, M4R), how to get and set custom ringtones on Android and iPhone, and legal and security tips.
Early iPod pilots in education pioneered mobile learning practices that today run on smartphones, lecture-capture platforms, and LMS integration. The devices' legacy lives on in recorded lectures, field recordings, and podcast-style course delivery.
Locking your phone prevents accidental calls, purchases, deleted files and privacy problems. Use PIN/biometrics, short auto-lock, Guided Access/Guest mode and simple habits like face-down storage to avoid pocket dials and unwanted activity.
Ringtones are now driven by apps and user-made clips rather than carrier storefronts. Learn formats (MP3, M4R), how to add tones to Android and iPhone, legal considerations, and practical tips.
MicroSD cards remain a practical way to expand phone storage for photos, video, and offline media. Learn current formats, speed classes, device support, and when a card still makes sense.