从这个对话框中，你可以选择默认的操作系统和显示操作系统列表时间。

From this dialog, you can select the default operating system and the time to display list of operating systems.

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如果对话框顶部的Actual和DbConv版本不一致(例如，上图中512不等于577)，单击RunSteps图标(这需要一些时间)。

If the Actual and DbConv versions at the top of the dialog do not match (for example in picture 512 doesn't equal 577), click the Run Steps icon (this takes a bit of time).

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如果对话框顶部的Actual和DbConv版本不一致(例如，上图中512不等于577)，单击RunSteps图标(这需要一些时间)。

If the Actual and DbConv versions at the top of the dialog do not match (for example in picture 512 doesn't equal 577), click the Run Steps icon (this takes a bit of time).

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