How to add suffix text into EditText after write on Keyboard on Android In my application I want use EditText and I want after user write on keyboard add suffix text into EditText. I write below codes, but when user write on keyboard application has freeze! loginPage4SelectTxt.addTextChangedListener(object : TextWatcher { override fun beforeTextChanged(p0: CharSequence?, p1: Int, p2: Int, p3: Int) { } override fun onTextChanged(p0: CharSequence?, p1: Int, p2: Int, p3: Int) { }...