Look for bootsamsung.qmg and bootsamsungloop.qmg .
Because the format is proprietary and designed only for Samsung's firmware, standard image viewers cannot open them. To view them, you usually have to "trick" a device or use specific community-made tools: qmg viewer
Because the format is proprietary, a "viewer" isn't a standalone app you’ll find on the Play Store. Instead, users typically rely on: Samsung Theme Designer: Look for bootsamsung
No. Ironically, while QMG files come from Samsung Android phones, Android itself cannot natively open a raw QMG file. You would need to convert it on a PC first. qmg viewer