When you are in an area where there is no network or your phone is working on wifi, your battery consumes much more than usual and quite quickly. To extend the life of your battery, the ideal is to put your phone in airplane mode.
Manage the brightness of your phone yourself.
In general, cell phones have a feature that regulates the brightness according to the environment in which you find yourself. Sure, it’s a useful feature, but it’s power-hungry. The best thing is to turn it off and regulate the brightness of your phone yourself.
Download an energy saving app
There are apps that can detect which features and apps are consuming the most power. This type of application also saves energy by cleaning the phone periodically.