The usage is very simple please watch this tutorial

Installation

• Press edit > Preferences > Add-ons > Install > select downloaded file and enable checkbox
• add-on will be available in the 3D view in edit mode (Alt+T to run pie menu)

How to use

1. Select any two neighboring faces on source mesh
2. Open pie menu and click 'Copy Vertex Order'
3. In same order select the same two faces on target mesh
4. Open pie menu and click 'Paste Vertex Order'

Notes

• Ones you clicked copy - the order data will store in memory, so you can do paste operation on other target objects without copy operation each time
• To clear order data - open pie menu and click 'Clear Cache'