I used the Order Attributes on Magento 1 and recently I have migrated to Magento 2. How can I migrate the Order Attributes settings to the new instance?
There is no way to migrate the extension settings directly to a new environment. However, while migrating the data, you may refer to the following database tables storing Order Attributes M2 information:
As a possible option, you may consider our Migration Service. Our team will gladly assist you with the migrating process.