Products Tutorial

If your LONGER Nano Duo freezes on the LONGER logo during startup, the firmware may be incomplete or corrupted. In most cases, the issue can be resolved by reflashing the firmware with the official recovery tool. This guide...

This guide explores black acrylic engraving with the LONGER Nano Pro laser engraver, highlighting differences between cast and extruded sheets, and demonstrating optimal LightBurn settings (speed 10000 mm/min, power 30%) to achieve sharp image quality on cast acrylic surfaces.

Introduction Safety is one of the most important factors when using a laser engraver. A reliable safety system helps protect users, reduce operation risks, and provide a better engraving experience. The LONGER Nano and Nano Pro laser engravers...

A black or white touchscreen can prevent you from operating your laser engraver normally. Fortunately, most display issues can be identified by following a few simple troubleshooting steps. This guide covers three stages of troubleshooting, from basic checks...

If your Longer laser engraver produces misaligned patterns, wavy lines, or incomplete circles, the problem is usually related to the machine's mechanical components or motion settings. Loose parts, incorrect belt tension, or improper software configuration can all affect...

During the operation of the LONGER Ray5 Series laser engraver, users may occasionally experience software-related issues, such as system bugs, unstable performance, or feature limitations. These issues may affect the machine's engraving accuracy, operating stability, and overall laser...

The combo cable connects the control board to the motors, limit switches, and laser module. If the cable is damaged or the connection becomes loose, the machine may experience communication problems or unstable operation. This guide explains how...

The timing belt is an important part of the Longer Ray5 laser engraver. It helps control the movement of the laser module and ensures stable and accurate engraving. After long-term use, the timing belt may become loose, worn,...

If your LONGER Nano Pro laser engraver suddenly stops while working, the issue is usually related to the USB connection or a triggered safety alarm. This guide explains the common causes and simple solutions to help you quickly...