By using this application you can set your network in preferred mode. This app helps you to search and find 2G/3G/4G signal and set it to preferred network mode.
Now a days all devices are switching between 2G and 3G mode. So in switching battery dries early.
By using this app Battery life can be improved.
So Download now and Set network to preferred mode.
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://go.getnew.app/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
