Stopped PrintingAn Epson that is holding a job it won't print refuses every other job too. Switching it off and on clears it in under a minute.
iPad & iPhone PermissionsOn an iPad or iPhone, a refused Local Network permission looks exactly like a printer that's switched off. Where to turn it back on.
Android PermissionsAllow Nearby devices so WCPOS on an Android phone or tablet can find your Bluetooth printer, and what to check when a Wi-Fi printer still isn't found.
Browser PermissionsChrome's local network permission, mixed content and the printer's certificate — the three things that stop a browser reaching a printer.
Logo MissingThe receipt printer prints everything but the store logo, and only from a browser. The logo's address is the cause; here is how to check it and fix it.
Receipt WidthRead the test page's ruler, pick 32, 42, 48 or 64 characters per line, and fix receipts that wrap, stop short of the edge or cut the logo off.