1. How to Access the Event Viewer:
Click the Windows Start button and type Event Viewer in the search bar.
Select the Event Viewer program.
The Event Viewer window is displayed.
2. How to Save Event Logs:
In the Event Viewer window, expand Windows Logs.
The available log file categories are displayed.

Right-click the log file whose events you want to save.
Click the Save All Events As... option.
The Save As prompt is displayed.
Enter a name for the event log file in the File name box and click the Save button.
The event log file is saved at the selected location.