To jam and learn the simple chords for Mrozu - Jak Ty chords, practice playing C#, B, F#m, A, C#, F#m, C# and F#m in sequence. I suggest starting at a calm pace of 60 BPM, and as you gain confidence, approach the song's BPM of 122. Tune your capo to accommodate your vocal range, referencing the song's key: False.