The new update has many changes on battery saving features
Specifically, the new version with the code 8.1.14203 includes the following features:
Displays the energy level that a particular application consumes when the user launches it or does not launch it.
Time Filters: a filter added in the section showing energy usage and users can view the recorded data for a certain period of time. You can check the data of the previous day, 2 days in advance or in 1 week, no longer defaulting only 1 day as before.
The interface of the settings in the battery saver application is readjusted, for a clearer display.
Real Time Live Tile, since version 8.1.14203 or higher, the economical saver application will display in real time when pinned to the 'Start' screen.
Quick Settings: You can add a battery saver to the quick settings for more convenient use.
New option allows to enable battery saving mode until the user plugs in the charger.
The algorithm is expanded on how to calculate the battery capacity for each specific application, the data displayed clearly and in more detail.
Windows Phone 8.1 is about to receive a major update Picture 2 Soon updated