Assalamualaikum wa Rahmatullah, in your Quran English app surah Fatiha starts with Bismisllahir Rahmanir Rahim.

The most authentic opinion according to the scholars is that Bismisllahir Rahmanir Rahim is not in surah Fatiha.

Please tell me why quran.com has bismillahir Rahmanir Rahim as an ayat in surah Fatiha