Technical Analysis & Behavior
Package Analysis for 'com.sonyericsson.unsupportedheadsetnotifier' (Oem / Advanced Debloat Target): Given its name, I think it diplays a notification when you insert a headset not compatible with your phone. Android users frequently spot 'com.sonyericsson.unsupportedheadsetnotifier' running persistently in Battery Usage, Network Data Monitor, or Developer Running Services. Note: Malicious trojans and stalkerware APKs also frequently spoof legitimate Oem system package names like 'com.sonyericsson.unsupportedheadsetnotifier' to evade manual detection.