After you change the tempo, Band-in-a-Box doesn't acknowledge the change until after you regenerate the tracks. The length in time is calculated as part of the regeneration process when the new tempo is applied to each beat in every bar.


Jim Fogle - 2026 BiaB (Build 1220) RB (Build 4) - Ultra+ PAK
DAWs: Cakewalk Sonar - Standalone: Zoom MRS-8
Desktop: i7 Win 11, 12GB ram 256GB SSD, 4 TB HDD
Music at: https://fogle622.wix.com/fogle622-audio-home