Make a copy of your GPS device before updating to the latest firmware to ensure your personal seetings, activities and ride totals remain.
2. Locate the LEZYNEGPS drive
3. Copy the "Lezyne" folder to your desktop
4. Proceed with updating your firmware
5. When the firmware update is complete, copy the “Lezyne” folder from your desktop back to the LEZYNEGPS drive and choose "Replace"