Updates & Downloads

SW, LWIN21, TAM, System Code, AOER software version 2.40

as of December 8, 2022

Serial Port

Download (503.53 MB)

View download instructions and system requirements

USB Card Programmer

Download (502.21 MB)

View download instructions and system requirements

Notes:

• WARNING: If this software is uploaded to a device other than that for which it is designed, you will not be able to operate that device.
• If attempts to upload software fail, you may need to return the device to Garmin® for service.