Guides

Receipt printer printing blank or faded? Start with the paper

No ink, only heat: why a thermal receipt comes out blank or grey. Paper the wrong way round, cheap rolls, a low battery, a dirty head, and how to tell which.

How to connect a Bluetooth receipt printer to an Android phone

Pair it in Android's settings first, then pick it in the app. The two kinds of Bluetooth, the PINs that work, and why a paired printer can still print nothing.

How to print WooCommerce orders automatically, from a phone

Print every WooCommerce order to a thermal printer without a computer: what automatic really requires, and the order-email details that catch people out.

Is it safe to give an app your email password?

What an app password actually grants, why where it is stored matters more than who stores it, and five questions to ask before you type one in.

How to print orders for two locations from one online shop

Split the notifications in your shop rather than routing in the printer. One mailbox and one phone per branch, with nothing central to fail.

Why our order tickets print two times, not one

Every ticket shows when the order was placed and when it printed. The gap between them is the most useful diagnostic in the system.

When the kitchen printer stops and nobody notices

Paper, sleeping printers, battery managers and expired passwords. The ways order printing goes quiet, and why failing silently is worse than failing.

We reinstalled our app and it printed 63 old orders

An Android backup restored a bookmark onto a new phone and three weeks of orders printed themselves. What caused it, and what a printing app should do about it.