Audi A6/Q7 B-BBT_EU_K0029_1_D1 MMI 3G Radio Firmware

Audi A6/Q7 B-BBT_EU_K0029_1_D1 MMI 3G Radio Firmware

Official B-BBT_EU_K0029_1_D1 firmware for compatible European Audi A6 and Audi Q7 vehicles equipped with the MMI 3G Radio system without factory satellite navigation.

This product contains firmware only and is supplied exclusively as a digital download.

Firmware details

• Firmware version: B-BBT_EU_K0029_1_D1
• System: MMI 3G Radio without factory navigation
• Software branch: B-BBT_EU_
• Region: Europe
• Compatible models: Audi A6 and Audi Q7
• Download size: approximately 339 MB
• Installation media: SD card
• Delivery: digital download only
• Product type: firmware only

Compatible Audi models

This firmware is intended for compatible European:

• Audi A6
• Audi Q7

The installed system must use the B-BBT_EU_ firmware branch.

Compatibility depends on the complete installed software version and MMI configuration, not only on the vehicle model or production year.

Important: this is the non-navigation MMI 3G Radio system

This product is specifically for vehicles equipped with MMI 3G Radio without factory satellite navigation.

It is not compatible with navigation systems using firmware prefixes such as:

• BNav_EU_
• HNav_EU_
• HN+_EU_
• HN+R_EU_
• RMC_EU_
• MHI2_
• MHS2_

Do not order this product solely because the vehicle has an Audi MMI control panel. The complete firmware version must match the B-BBT_EU_ branch.

Check your firmware version before ordering

Check the complete current software version before purchasing.

If you are unsure where to find it or which MMI system is installed, follow the Audi MMI identification guide.

You can also provide a clear photo of the software information screen when ordering.

The current firmware must begin with:

B-BBT_EU_

If it begins with another prefix, do not install this package.

What is included?

The download includes:

• Official B-BBT_EU_K0029_1_D1 firmware
• Firmware installation files
• Access to the online MMI 3G installation instructions
• Compatibility assistance
• Technical support related to the firmware installation

What is not included?

This product does not include:

• Navigation map files
• Navigation activation
• Factory satellite navigation
• Apple CarPlay or Android Auto
• Bluetooth streaming hardware
• An SD card
• Physical installation media
• Replacement MMI components

The firmware update cannot add factory navigation to a vehicle that does not have the required navigation hardware.

Bose warning

If the vehicle has a Bose sound system, the Bose amplifier must be deselected from the update device list before starting the firmware installation.

Do not update the Bose amplifier as part of the standard firmware procedure. Updating it can remove its parameters and may result in audio faults that require specialist tools to repair.

Check the update device list carefully before confirming the installation.

Preparing the SD card

You need:

• A computer
• A suitable SD card
• An SD card reader
• 7-Zip or another compatible archive extractor

Download and extract the complete archive before copying the files to the SD card.

The update files must be placed in the root directory of the SD card. Do not copy the ZIP archive itself to the card, and do not place the extracted update folder inside another folder.

Installation instructions

Follow the complete Audi MMI 3G firmware installation guide before beginning the update.

The general procedure is:

1. Confirm that the installed firmware begins with B-BBT_EU_.
2. Connect the vehicle to a stable battery charger.
3. Extract the downloaded firmware archive.
4. Prepare the SD card according to the instructions.
5. Insert the SD card into the MMI card reader.
6. Open the software update menu.
7. Select the SD card as the update source.
8. Review the device list.
9. Deselect the Bose amplifier if the vehicle has Bose audio.
10. Start the firmware update.
11. Do not interrupt the installation.
12. Allow the MMI to complete all restarts.
13. Check the installed software version after completion.

Important installation precautions

• Confirm the complete firmware prefix before starting.
• Use a stable battery charger throughout the installation.
• Use a reliable and correctly formatted SD card.
• Deselect the Bose amplifier.
• Do not switch off the ignition during an active update.
• Do not remove the SD card while files are being installed.
• Do not disconnect MMI components during the procedure.
• Allow every restart to complete.

Digital download only

This product is supplied exclusively as a digital download.

After purchase, download the archive to your computer, extract all files and prepare your own SD card according to the linked instructions.

A prepared SD card is not shipped with this product.

If the archive cannot be extracted or appears incomplete, download it again using a stable internet connection. We recommend using 7-Zip to extract the files.

Frequently asked questions

Is B-BBT_EU_K0029_1_D1 a navigation update?

No. It is firmware for the MMI 3G Radio system without factory satellite navigation.

Does this firmware add navigation?

No. Firmware cannot add the navigation hardware required for factory satellite navigation.

Is it compatible with BNav, HNav or HN+?

No. It is intended only for compatible units using the B-BBT_EU_ software branch.

Is the firmware compatible with Audi A7?

No. This product is intended for compatible Audi A6 and Audi Q7 vehicles using the correct B-BBT_EU_ system.

Are navigation maps included?

No. This is a firmware-only product for a non-navigation system.

Is an SD card included?

No. The product is supplied exclusively as a digital download. You must prepare your own SD card.

What should I do if the vehicle has Bose?

Deselect the Bose amplifier from the update device list before starting the installation.

Can I install this firmware on a system from another region?

No. This package is for the European B-BBT_EU_ branch.