Microsoft Windows 10
Step 1: Press the Windows key + R to open the Run Window.
Step 2: Type 'cmd' into the Run Window and click on OK.
Step 3: Type the following command into the command prompt or Copy and Paste. CMD Command: wmic path win32_computersystemproduct get uuid
Step 4: Press the Enter key on the keyboard to issue the CMD command and view
the UUID number.
Step 1: Click the Apple logo in the menu bar (upper left corner), and then the "About This Mac" option.
Step 2: Next select the "System Report" button.
Step 3: Verify you are on the Hardware section to view the Hardware UUID.