I hope this can help you.
Nowadays, mobile phone batteries are all lithium batteries and have no memory. The first charging times for new lithium batteries in new cell phones are expected to last more than twelve hours. fully activate the lithium batteries. The charge is sufficient. It is best to charge the battery after it is fully charged, and then use it after it is fully charged, so that the lithium battery can be used properly. is fully charged or charge it before it is fully charged.