Grey Button mean Tethering is switched off and clicking on the button will instantaneously switch it on. Hence user get rid of the long process in order to perform the same task without this widget.
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://go.9appresource.com/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
