There may be occasions when you are upgrading that you need to uninstall our extension completely. Follow these steps.
- Disable cache
- Remove files from app/code/local/community (matrixrate) or app/code/local relating to the extension. These may be under a Webshopapps or Auctionmaid banner
- Remove the relevant .xml file from app/etc/modules
- Run the workaround to delete the extension from the list of shipping carriers – see here
- Verify removal on admin/frontend
- Enable cache
All our extensions sit in the app/code/local or app/code/community areas, so there is no impact on core code.