. They often lack necessary security patches and can lead to stability issues when connecting to live production sites. Modern Alternatives : Microsoft now recommends using Power Automate for workflows and Power Apps for site customization in modern SharePoint environments. Microsoft Learn If you are trying to troubleshoot an existing installation or to a newer version, I can help further. Are you looking to: the official installer from a safe source? alternatives for modern SharePoint Online? Learn how to transfer workflows to a newer system? Microsoft SharePoint Designer 2010 (64-bit)
: Integrated tools for managing styles across an entire site collection. Security and Compatibility Warnings microsoft+sharepoint+designer+2010+64bit+portable
If your portable version won't start due to "side-by-side configuration is incorrect", you need to extract the manifest file: Run the portable with the /extract parameter (if the repacker included it), or use to pull the embedded manifest and register the dependent WinSxS assemblies manually. Microsoft Learn If you are trying to troubleshoot
The only downside: you cannot use SPD 2013 to edit SharePoint 2010 sites without compatibility issues. Learn how to transfer workflows to a newer system