Which one is true :
1 .) "A lithium-based battery can not be overcharged even if you leave it plugged in at all times because as soon as it is fully charged (100%), the internal circuit prevents further charging until there is a drop in the voltage. While overcharging isn't a possibility, keeping your laptop battery discharged is an issue.Apr 10, 2017
2.) "According to Battery University, leaving your phone plugged in when it's fully charged, like you might overnight, is bad for the battery in the long run. Once your smartphone has reached 100 percent charge, it gets 'trickle charges' to keep it at 100 percent while plugged in.Jun 28, 2018"
1 .) "A lithium-based battery can not be overcharged even if you leave it plugged in at all times because as soon as it is fully charged (100%), the internal circuit prevents further charging until there is a drop in the voltage. While overcharging isn't a possibility, keeping your laptop battery discharged is an issue.Apr 10, 2017
Is Leaving Your Laptop Always Plugged in a Good ... - Guiding Tech"
2.) "According to Battery University, leaving your phone plugged in when it's fully charged, like you might overnight, is bad for the battery in the long run. Once your smartphone has reached 100 percent charge, it gets 'trickle charges' to keep it at 100 percent while plugged in.Jun 28, 2018"