Activity that is only launched once after a new install?

Question

I want my app to have an activity that shows instruction on how to use the app. However, this \"instruction\" screen shall only be showed once after an install, how do you d

Answer 1

yes, you can fix this problem with SharedPreferences

SharedPreferences pref;
SharedPreferences.Editor editor;

pref = getSharedPreferences("firstrun", MODE_PRIVATE);
editor = pref.edit();

editor.putString("chkRegi","true");
editor.commit();

Then check String chkRegi ture or false