SharePoint 2013 Turn ON and Turn of Developer Dashboard
Open SharePoint 2013 Management Shell (Powershell)
Turn ON Developer Dashboard:
$content = ([Microsoft.SharePoint.Administration.SPWebService]::ContentService)
$appsetting =$content.DeveloperDashboardSettings
$appsetting.DisplayLevel = [Microsoft.SharePoint.Administration.SPDeveloperDashboardLevel]::On
$appsetting.Update()
Turn OFF Developer Dashboard:
$content = ([Microsoft.SharePoint.Administration.SPWebService]::ContentService)
$appsetting =$content.DeveloperDashboardSettings
$appsetting.DisplayLevel =
[Microsoft.SharePoint.Administration.SPDeveloperDashboardLevel]::Off
$appsetting.Update()