If you have multiple choruses in the song, then I understand that the chord sheet and notation printout will include the double bars at the specific locations. These are for the repeats though.

I'm not sure if there is a way to manually add a double bar to the chord sheet. Others may know more.

Attached Files (Click to download or enlarge) (Only available when you are logged in)
2021-10-22_10-38-11.jpg (54.63 KB, 52 downloads)
2021-10-22_10-42-10.jpg (62.19 KB, 52 downloads)

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.