So since I had Hyper-V installed, I ran the tool:
with it installed,
during uninstallation (pre-reboot)
after uninstallation (post-reboot)
and redirected the output to *.txt files. It seems the information only changed only after/post-reboot. The results:
Hyper-V Installed
SystemDrive C: ZCH0BNA6, Machine ID: Q6UMOMLTPOG3ELI4MW7CLSCFGFULMBADAYLEKOMILLAVPRLA
PhysicalDrive0: ZCH0BNA6, Machine ID: Q6UMOMLTPOG3ELI4MW7CLSCFGFULMBADAYLEKOMILLAVPRLA
PhysicalDrive1: NA7H1LE8, Machine ID: MZQ3IJLCPOG3ELI4IXO3LQMBGFULMBADQXLFZ6EILLAVPRLA
result: 2
Hyper-V Not Installed
SystemDrive C: ZCH0BNA6, Machine ID: Q6UMOMLT2XAY6L2IMW7CLSCF6VLLL3C3AYLEKOMIBL7FXUEQ
PhysicalDrive0: ZCH0BNA6, Machine ID: Q6UMOMLT2XAY6L2IMW7CLSCF6VLLL3C3AYLEKOMIBL7FXUEQ
PhysicalDrive1: NA7H1LE8, Machine ID: MZQ3IJLC2XAY6L2IIXO3LQMB6VLLL3C3QXLFZ6EIBL7FXUEQ
result: 2
Thanks again, and please let me know if you need anything else