The whole idea behind taking a snapshot is to save the current state of the virtual machine so that it will remain unaffected by the changes you intend to make. In a situation where you would want to discard the changes you made and return to the saved state of the virtual machine, the Revert to Current Snapshot operation is performed.
The following procedure guides you through the steps required to revert to the current snapshot:
Reverting to a current snapshot will discard its delta contents. The contents of the delta file are permanently lost unless it is saved in a subsequent snapshot. That is, if the current snapshot isn't parenting a child snapshot, then its delta data is lost forever.
In our example (refer to the table from the...