https://community.squareup.com/t5/Payments-Troubleshooting/Why-is-my-printer-usb-error-light-and-blue-light-blinking/m-p/158274#M22354 <P>Hi there, <a href="https://community.squareup.com/t5/user/viewprofilepage/user-id/260633">@kristinamcolbur</a> - thanks for reaching out to us here on the Seller Community! We are happy to have you. So sorry to hear you are having trouble with your receipt printer. We will do what we can do help!</P> <P>&nbsp;</P> <P>Would you mind clarifying which printer you are using? Are you using the <A href="https://squ.re/2PsnS22" target="_blank">TSP-100 USB Printer</A>? If so, this <A href="http://bit.ly/2UQq5Wo" target="_blank">error light resource</A> may be helpful here. It looks like whether or not your light on the printer is flashing or not can play into identifying where the issue lays.</P> <P>&nbsp;</P> <P>Let me know if you have any questions. I will keep an eye out for your response!</P> <P>&nbsp;</P> <P>&nbsp;</P> Mon, 23 Mar 2020 13:13:38 GMT Joe 2020-03-23T13:13:38Z https://community.squareup.com/t5/Payments-Troubleshooting/Why-is-my-printer-usb-error-light-and-blue-light-blinking/m-p/158043#M22353 <P>My printer is not that old and the blue light and error light are blinking?? The ipad is connected but printer wont work?</P> <P>&nbsp;</P> Sat, 20 Sep 2025 13:36:55 GMT https://community.squareup.com/t5/Payments-Troubleshooting/Why-is-my-printer-usb-error-light-and-blue-light-blinking/m-p/158043#M22353 kristinamcolbur 2025-09-20T13:36:55Z https://community.squareup.com/t5/Payments-Troubleshooting/Why-is-my-printer-usb-error-light-and-blue-light-blinking/m-p/158274#M22354 <P>Hi there, <a href="https://community.squareup.com/t5/user/viewprofilepage/user-id/260633">@kristinamcolbur</a> - thanks for reaching out to us here on the Seller Community! We are happy to have you. So sorry to hear you are having trouble with your receipt printer. We will do what we can do help!</P> <P>&nbsp;</P> <P>Would you mind clarifying which printer you are using? Are you using the <A href="https://squ.re/2PsnS22" target="_blank">TSP-100 USB Printer</A>? If so, this <A href="http://bit.ly/2UQq5Wo" target="_blank">error light resource</A> may be helpful here. It looks like whether or not your light on the printer is flashing or not can play into identifying where the issue lays.</P> <P>&nbsp;</P> <P>Let me know if you have any questions. I will keep an eye out for your response!</P> <P>&nbsp;</P> <P>&nbsp;</P> Mon, 23 Mar 2020 13:13:38 GMT https://community.squareup.com/t5/Payments-Troubleshooting/Why-is-my-printer-usb-error-light-and-blue-light-blinking/m-p/158274#M22354 Joe 2020-03-23T13:13:38Z