How to set checked radio button state . not using radio group

Question

I have 2 fragments - Fragment A and Fragment B. In Fragment RadioButton is set on RecyclerView. When I have click on radio button and then go to Fragment B. After that when we move again on Fragment A then radio button is showing Unselected. I am not usin Radio Group. thanks.

Answer 1

radioButton.isChecked();
radioButton.setChecked(true/false);