1. Introdución
This manual provides detailed instructions for the setup, operation, and maintenance of your Phomemo M834 Bluetooth Thermal Printer. The M834 is a portable, inkless thermal printer designed for high-clarity document printing, offering 300 dpi resolution and versatile paper compatibility. It supports both Bluetooth and USB connections for various devices.

Image 1.1: The Phomemo M834 thermal printer in use, connected to a smartphone, printing documents.
2. Contido do paquete
Verifique que todos os elementos estean presentes no seu paquete:
- Phomemo M834 Thermal Printer
- Cable de carga USB
- 200 Sheets of Folded Thermal Printer Paper (8.5" x 11")
- Manual de usuario (este documento)

Image 2.1: A box containing 200 sheets of Phomemo M08F Letter-sized thermal paper.
3. Configuración inicial
3.1 Carga da impresora
Before first use, fully charge the printer. Connect the provided USB cable to the printer's charging port and a power adapter (not included) or a computer's USB port. The indicator light will show charging status.
3.2 Instalación da aplicación Phomemo
For mobile printing, download the 'Phomemo' app from your device's app store (available for iOS and Android). Follow the in-app instructions for initial setup and pairing.
3.3 Cargar papel térmico
The Phomemo M834 supports various thermal paper types, including folded sheets. Ensure the paper is inserted correctly for optimal printing.
- Abra a tapa do papel da impresora.
- Insert the thermal paper with the printable side facing up. For folded paper, ensure it feeds smoothly from the stack.
- Axuste as guías do papel para que se axusten á anchura do papel.
- Pecha a tapa do papel de forma segura.

Image 3.1: Illustration of Phomemo continuous folding paper, showing 8.5" x 11" dimensions.

Image 3.2: A hand demonstrating how to easily tear thermal paper along its perforated edge after printing.
4. Funcionamento da impresora
4.1 Connecting via Bluetooth (Mobile Devices)
The M834 printer connects wirelessly to smartphones and tablets via Bluetooth.
- Asegúrate de que a impresora estea acendida e dentro do alcance do teu dispositivo móbil.
- Activa o Bluetooth no teu dispositivo móbil.
- Open the Phomemo app. The app will guide you to discover and pair with the M834 printer.
- Once paired, you can select documents or images within the app to print.
4.2 Connecting via USB (Computers)
For Windows, macOS, Linux, and ChromeOS computers, connect the printer using the provided USB cable.
- Conecta un extremo do cable USB á impresora e o outro extremo ao teu ordenador.
- The computer should automatically detect the printer. If necessary, install the appropriate printer drivers from the Phomemo official websitio.
- Once installed, the M834 will appear as an available printer in your system's print dialogue.

Image 4.1: Visual representation of the two connection methods: Bluetooth for mobile devices (Android, iOS, Tablets) and USB for computers (Windows, Mac OS, Chrome OS, Linux).
4.3 Impresión de documentos
After connecting, select the document or image you wish to print from your device. Adjust print settings such as paper size (US Letter, A4, 4.33'', 3.14'', 2.08'') and orientation as needed before initiating the print job.

Image 4.2: A side-by-side comparison highlighting the enhanced clarity of 300dpi printing (Phomemo M834) compared to 203dpi.
5. Mantemento
5.1 Limpeza do cabezal de impresión
To maintain print quality, periodically clean the print head. Use a cotton swab lightly dampendurecido con alcol isopropílico. Limpe con coidado a superficie do cabezal de impresión. Deixe que seque completamente antes de usalo.
5.2 Coidados xerais
- Keep the printer in a clean, dry environment.
- Evite expoñer a impresora á luz solar directa ou a temperaturas extremas.
- Use only Phomemo-approved thermal paper for optimal results and to prevent damage.
- Do not attempt to disassemble the printer.

Image 5.1: Information highlighting the use of BPA-Free thermal paper, emphasizing its inkless and harmless properties.
6 Solución de problemas
6.1 Sen saída de impresión
- Comprobar a potencia: Ensure the printer is powered on and has sufficient battery charge.
- Carga de papel: Verify that thermal paper is loaded correctly with the printable side facing up.
- Conexión: Confirm that the printer is properly connected via Bluetooth or USB.
6.2 Mala calidade de impresión
- Limpar o cabezal de impresión: A dirty print head can cause streaks or faded prints. Refer to Section 5.1.
- Calidade do papel: Asegúrate de usar papel térmico de alta calidade.
- Orientación do papel: Make sure the thermal paper is inserted with the correct side facing the print head.
6.3 Problemas de conexión Bluetooth
- Reiniciar dispositivos: Turn off and on both the printer and your mobile device.
- Esquecer o dispositivo: In your device's Bluetooth settings, 'forget' or 'unpair' the M834 and then attempt to pair again through the Phomemo app.
- Permisos da aplicación: Ensure the Phomemo app has necessary Bluetooth permissions.
7. Especificacións
| Característica | Especificación |
|---|---|
| Modelo | Phomemo M834 |
| Resolución de impresión | 300 ppp |
| Tecnoloxía de impresión | Térmica (sen tinta) |
| Conectividade | Bluetooth, USB |
| Capacidade da batería | 2600mAh (up to 160+ pages continuous printing) |
| Tamaños de papel admitidos | US Letter, A4, 4.33'', 3.14'', 2.08'' |
| Tipos de papel admitidos | Roll, Fold, Ordinary Thermal Paper |
| Sistemas operativos compatibles | Android, iOS, Windows 10/11, Linux, ChromeOS, macOS |
8. Garantía e soporte
8.1 Información da garantía
For detailed warranty information, please refer to the warranty card included with your product or visit the official Phomemo websitio. Os termos e condicións da garantía poden variar segundo a rexión e a data de compra.
8.2 Atención ao cliente
If you encounter any issues or have questions not covered in this manual, please contact Phomemo customer support through their official website or the contact information provided in your product packaging. When contacting support, please have your product model (M834) and purchase details ready.





