Joanne, your stated minimum specs are correct but take a look at the BIAB page on this. https://www.pgmusic.com/bbwin.requirements.htm

I've quoted part of the page, below. In each case, those minimum specs are qualified with recommendations for something better/bigger/faster.

System Requirements for Band-in-a-Box®

Windows®: XP / Vista / 7 / 8 / 8.1 / 10 (32 or 64-bit)
Minimum 1GB RAM (2GB+ recommended)
Minimum 1.0 GHz processor (2GHz+ multicore recommended)
1GB free Hard Disk space for a minimal install (15GB+ recommended)
Pro RealCombos: ~15 GB
MegaPAK RealCombos: ~25 GB
Full UltraPAK or UltraPAK+ when installed to internal hard drive: ~120 GB
(another ~100 GB is required for the installation files when downloading the UltraPAK or UltraPAK+).
Please note: Hard Drive versions of the UltraPAK, UltraPAK+ or Audiophile Edition do not require any hard disk space when run directly from the external hard drive they are shipped on.
1024x768 screen resolution (1360x768+ recommended)


BIAB 2025 Win Audiophile. Software: Studio One 7 Pro, Swam horns, Acoustica-7, Notion 6, Song Master Pro, Win 11 Home. Hardware: Intel i9, 32 Gb; Roland Integra-7, Presonus 192 & Faderport 8, Royer 121, Adam Sub8 & Neumann 120 monitors.