How to Update the Firmware on the Retevis Ailunce HA1UV Ham Radio

Keeping your ham radio up to date ensures optimal performance and access to the latest features. The Retevis Ailunce HA1UV is a rugged and reliable dual-band radio designed for both beginners and seasoned operators. In this guide, we’ll walk you through the process of updating its firmware to keep it running smoothly.

Why Update Your Firmware?

Firmware updates can enhance the radio’s functionality, fix bugs, and improve performance. By following the steps below, you’ll ensure that your HA1UV operates efficiently, whether you’re using it for outdoor activities or urban communication.

Step-by-Step Guide to Updating Firmware

Step 1: Download the Required Software and Firmware

Before starting, download the latest CPS (Customer Programming Software) and firmware update files for the HA1UV from the official Retevis website. Ensure that you choose the correct version based on your region.

Step 2: Connect the Radio to Your Computer

1. Power off your HA1UV radio.
2. Attach the programming cable to the port on the right side of the radio.
3. Plug the other end of the cable into your computer’s USB port.

Step 3: Launch the Retevis CPS Software

1. Open the Retevis CPS software on your computer.
2. Navigate to the “Firmware” section under the “Operation” menu.

Step 4: Select the Correct Settings

1. Choose the appropriate COM port from the software.
2. Select the model “HA1UV.”
3. Load the firmware file (e.g., “HA1UV-V1.01.10.009-20250109-app.bin”).

Step 5: Put the Radio in DFU Mode

1. Ensure the radio is turned off.
2. Press and hold the PTT and PF1 buttons (PF1 button is under the PTT button) simultaneously.
3. While holding these buttons, turn on the radio.
4. The indicator light should turn red, confirming the device is in DFU mode.

Step 6: Start the Firmware Upgrade

1. Click the “Download” button in the CPS software to begin the update process.
2. Wait for the process to complete without disconnecting the cable or turning off the radio.

Step 7: Verify the Update

1. Restart your HA1UV radio.
2. Go to Menu > Radio > “Radio Information” to confirm the new firmware version is installed.

Final Thoughts

Updating your Retevis Ailunce HA1UV firmware is a straightforward process that enhances performance and reliability. This dual-band radio, operating on UHF (420-450MHz) and VHF (144-148MHz), is built for versatility, making it ideal for various environments—from city streets to remote wilderness areas. With its IP67-rated waterproof and rugged design, the HA1UV is an excellent choice for users who need durability and clear communication.

By keeping your firmware up to date, you ensure that your radio remains in peak condition, ready for any communication challenge.