By default SharePoint 2013 site “sign in different user” choice does not show. Today, I will explain how to enable Sign in Different User in SharePoint 2013. First step, you need to go to:

And then, open the Welcome.ascx in Visual Studio or Notepad shown on the below picture:

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Now write the following code and save the file:

SharePoint-2013-Hosting

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Next step, go to the SharePoint Site and refresh the page looks like on the below picture:

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I hope it works for you!

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