Sequence of Surahs in salad

Salams,

In the video, Surah Akhlas is recited in first rakah and sura kauther in second. While in Quran Surah Kauther comes Surah Akhlas and we can not reverse the sequence.
Pls look into it.
Jazakaallah Khair,

InamS about 3D Salah Guide - Easy Salah, v1.0