Get Help With 510 Error Message on POS Terminal

Last updated: Feb 10, 2026, 10:17 AM

Question

  • I see a #510 error message on my terminal. How do I troubleshoot?
  • Why am I seeing a #510 error message on my POS terminal?
  • What steps do I need to take to resolve a #510 error message on my terminal? 

Answer

If your device attempts to connect to a Wi-Fi network you do not usually use on-site, use the following steps to "forget" or erase the device's memory of a past network connection to reconnect to a desired one.

Follow the steps in Forget a Network on a Toast Device for your specific device for troubleshooting steps. 

Additional Information