How To Fix Your Phone Battery Life. First go into your settings menu and enable your devices battery saving mode to. IPhone batteries use lithium-ion technology.

If a phone is charged twice in said manner it will a more battery life than other. Check your batterys health. On the screen you might need to tap Restart.
Turn Down the Brightness.
5G Auto will only use 5G when it will not reduce battery life significantly. So if you arent doing it yetmake the change now. When the reception is bad the phone checks more frequently and this constant checking drains the battery. 5G Auto will only use 5G when it will not reduce battery life significantly.
