You must complete the necessary Workstation Receipt Printer setup steps before completing the steps in this article.
These are the steps to install a self-signed SSL certificate on your Mac in order to print to the receipt printer.
- Open Applications --> Utilities --> Keychain Access.
- Click on System --> Certificates.
- Drag the certificate into the list.
- Enter your Mac password.
- Right click on the certificate and click Get Info.
- Expand the Trust section and set the When using this certificate: Always Trust.
- Close that Get Info window.