Resetting MAC address:

(i) First,shut down your VM if it is on

OracleVM_VB_Manager OracleVM_VB_Manager
(ii) Now in your “Oracle VM VirtualBox Manager” click “Settings”

OracleVM_VB_Manager
(iii) Then click on “Network” on the left of the screen

Reset
(iv) Now click on “Advanced” blue arrow

Advanced
(v) And finally click on the blue round arrows

Reset

Now you can restart your Virtual Computer and the MAC address will be unique.

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