How to Update Firmware on the Leva, Linea PB, Strada AV & KB90
Firmware Update Guide
Keeping your machine's firmware up to date ensures optimal performance and access to the latest improvements. This technical bulletin covers the firmware update process for the Leva, Linea PB, Strada AV, and KB90.
What You'll Need
- USB flash drive — use the smallest capacity drive available
- Drive must be formatted FAT32
- A small form-factor drive is recommended for easy access to the USB slot on the machine
Step-by-Step Instructions
- Download the firmware file for your machine model from the official firmware folder.
- Unzip the downloaded file — do not place the zip archive on the drive.
- Copy only the firmware file (either a
*.hexor*.elffile) onto the FAT32-formatted USB drive. No other files should be on the drive. - Insert the USB drive into the USB slot on your machine.
- Follow the on-screen prompts on your machine to complete the firmware update.
Important Notes
- Only place the firmware file on the drive — no other files or folders.
- Ensure the drive is formatted FAT32 before use.
- A small form-factor drive makes it easier to maneuver into the machine's USB slot.
⚠️ Disclaimer
Please read carefully before proceeding. Firmware updates are performed at your own risk. Bear Coffee Machine accepts no responsibility for any damage to your machine that may occur as a result of a firmware update, including but not limited to incorrect file selection, improper USB formatting, or interruption during the update process.
If you are not confident performing this update yourself, we strongly recommend booking a technician. Our team can come to you and carry out the firmware update safely and professionally.
Frequently Asked Questions
What USB drive format is required for firmware updates?
The USB flash drive must be formatted as FAT32. Other formats such as exFAT or NTFS are not supported.
Which file should I copy to the USB drive?
Only copy the firmware file — either a *.hex or *.elf file — to the USB drive. Do not include the zip archive or any other files.
What machines support USB firmware updates?
The USB firmware update method is supported on the Leva, Linea PB, Strada AV, and KB90 espresso machines.
What size USB drive should I use?
Use the smallest capacity USB drive you can find. A small form-factor (low-profile) drive is also recommended to easily fit into the machine's USB slot.
Where can I download the firmware files?
You can download the latest firmware files from our firmware download folder.
Am I responsible if something goes wrong during the update?
Yes — firmware updates are performed at your own risk. Bear Coffee Machine is not liable for any damage caused during the update process. If you are unsure, please contact us to arrange a technician visit.
Need Help?
Don't hesitate to contact our solutions team with any questions about this technical bulletin. We're here to help.