There is no contradiction.

Although you may install it on up to three computers, you may only use it on one — "at a time" appears to be implied.

I keep it on two only though I do have a desktop and two laptops and could install it on all three.


BIAB 2024 Audiophile Mac
24Core/60CoreGPU M2 MacStudioUltra/8TB/192GB Sequoia, M1 MBAir, 2012 MBP
Digital Performer11, LogicPro, Finale27/Dorico/Encore/SmartScorePro64/Notion6 /Overture5