The content area of main window Log tab shows what Simple Failover is doing - live.
The number of log lines displayed in the log are can be configured in the Options dialog / Logging section.
Tool bar buttons
When the main window Log tab is selected the tool bar has the following extra buttons:
Copy to clipboard
Copies all the content of the log area below to the Windows clipboard. Insert text into another program (like notepad) using the paste function (CTRL+V).
Clear
Clears the current content of the log area below.
Freeze
Freezes the content of the log area below. Click again to resume.