User Manual Q&AAnswer
Dec 11, 2025 - 08:46 PM
To update your DiagProg4 device, you have three different methods available as outlined in the user manual:
1. **Update via microSD card:**
- Connect your DiagProg4 to a PC using a mini USB cable. The device will appear as an external drive.
- Save the update file (update.dpu / [SN].dpp) received from Elprosys or its representative in the main folder of the microSD card.
- Power on the device, and it will automatically update.
2. **Update using DiagProg4 Manager:**
- Connect your DiagProg4 to an additional power source and then to the PC via a USB cable.
- Run the DiagProg4 Manager software on your PC.
- Select the update/activation icon from the menu and choose where to save the file (select DiagProg4 microSD card).
3. **Update via WiFi connection:**
- Connect your DiagProg4 to an available WiFi network.
- Once the connection is established, you can download the latest updates and activations from the Elprosys server.
Remember to follow the specific instructions provided in the manual for each update method to ensure a successful update process.
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