Verb conjugation of "umschalten" in German

My brother moved there last year. He met a woman and went after her. After six years they have broken up, but he no longer wanted to return, because he has settled down in his new home. I am visiting him once a year.
What kind of music do you like? I am a classical music and rock fan, but not a techno fan. I believe that strange combination of tastes say a lot about a person. I certainly want to take art as a major.
My morning was great. How was your weekend? In order to learn the language to a high level I figure you need two or three years. I was in Malaga last summer for a few days and studied a lot.