What do you mean by “HQ Instruments”? Please let us know the package you have:
BIAB for Mac packages

You can select paths in the install Manager. If your version has Real Tracks and Drums, you can specify those to be installed onto an external drive. I have the audiophile version which installs almost 2TB sounds onto an 8TB external to my M2 Mac Studio Ultra.


BIAB 2025 Audiophile Mac
24Core/60CoreGPU M2 MacStudioUltra/8TB/192GB Sequoia, M1 MBAir, 2012 MBP
Digital Performer11, LogicPro, Finale27/Dorico/Encore/SmartScorePro64/Notion6 /Overture5