For all those facing battery issues. You may try thishttps://forum.xda-developers.com/t/guide-samsung-battery-calibration.4221355/1. Battery optimization starts 30 mins after unplugging from charger if device is left idle.2. Uninstall/Disable apps wh...
Yes there is a difference.. with power off ..there will be no process threads and clear any volatile memory. Also few mins will allow the residue energy to discharge from the electronic components.. generally speaking..
