How to Backup & Restore a SharePoint Designer workflow and add it another site?

• Go to the site you have the workflows on
• Select Site Actions -> Edit in SharePoint Designer.
• Select “All Files” in the Navigation, then click “Workflows”
• Right-Click the workflow And go to “Copy”
• SharePoint Designer. Go to your destination site.
• Go to Site Actions -> Edit in SharePoint Designer.
• Right Click and choose “Paste”. 
• The workflows should be there, but they are not associated with the list 
• SharePoint recognizes and attaches workflows to Lists and Libraries using their ListID. 
• We can change that through the .xoml.wfconfig.xml
• Select the “All Files” again in the navigation, then click “Workflows”, then click the workflow name.
•  Open With -> SharePoint Designer (Open as XML).
• Delete the ListID, and paste the ListID you copied earlier here.