Step #1: Logging into ShopsiteBefore you can change Shopsite's error messages within the Checkout screen you need to first be logged into its web based interface. Depending on your hosting provider you will have been given access information in order to login. If you do NOT have this information, get it from you host.

Once you have logged into your Shopsite back office you will be presented with a screen just like the one displayed above.
Step #2: Editing Shopsite's Checkout Screen MessagesClick on the Preferences button.

Click on the Store Text button.

Click on the Messages button.

Change any of the Messages by simply editing the text found in the fields.
Step #3: Saving Your Changes Once done, scroll to the bottom of the page and click the Save Changes button.

This concludes our tutorial on how to modify and change the Messages found within the Shopsite Checkout screen.