Hi ThorstenV, your description is perfectly understandable.
Their is an option available in Bar Settings (Function key <F5>) to slow down the song (ritardando)
Unfortunately, it only works at Bar level, not Beat level, but may deliver what you meed.
Near the end of your song, select the required bar / measure, and press function key <F5>, and change the tempo (based on absolute or percentage value) as shown:
BIAB & RB2026 Win.(Audiophile), Windows 10 Pro & Windows 11, Cakewalk Bandlab, Izotope Prod.Bundle, Roland RD-1000, Synthogy Ivory, Session Keys Grand S & Electric R, Kontakt, Focusrite 18i20, KetronSD2, NS40M, Pioneer Active Monitors.
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MIDI Styles Set 92: Look Ma! More MIDI 15: Latin Jazz
MIDI SuperTracks Set 46: Piano & Organ
Instrumental Studies Set 24: Groovin' Blues Soloing
Artist Performance Set 19: Songs with Vocals 9
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