Need help po guys , yung laptop ko kasi 25% palang yung battery nag ooff sya bigla at ayaw mag on , need pa iplug yung charger para mag on ulit. then after nya mag on charging na sya from 25% up to 100% na. nagtataka lang ako kung bakit hndi na sya nag oon after ng biglaan off since may 25% pa...