Todos los problemas del Samsung Galaxy A40 y su solución
Samsung Galaxy A40 No Power, Battery Removal - YouTube
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Amazon.com: Samsung Galaxy A40 SM-A405F/DS Dual-SIM (64GB ROM, 4GB RAM, 5.9-Inch, GSM Only, No CDMA) Factory Unlocked 4G/LTE Smartphone - International Version (White) : Electronics