In this post we will discuss how to show hide workflow history list using PowerShell in SharePoint 2010.
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Sometimes you will not get the "Workflow History" list which appears to be hidden.
So below is the PowerShell command, once you will execute this the "Workflow History" list will appear.
$web = Get-SPWeb "http://WebURL"
$list = $web.Lists["Workflow History"]
$list.Hidden = $false