While not Yamaha, competing flagship workstation sounds (like the Roland FANTOM or KORG KRONOS/NAUTILUS architectures) are available legally through affordable monthly software subscriptions. Summary: Invest in Reliable Tools
By following this guide, you will spend zero hours disinfecting your PC, zero hours in legal trouble, and 100% of your time actually making music.
A bright, resonant acoustic piano suitable for pop and rock.
The free version of Kontakt comes with an excellent selection of acoustic pianos, synths, pads, and drums that rival hardware romplers.
Free libraries might not have as many velocity layers as a paid version, but they are often excellent for songwriting and mixing.