As of early 2026, Autocom has released new diagnostic software versions to support the latest vehicle models, including electric vehicles (EVs) and advanced driver-assistance systems (ADAS).
If you are using cloned/cracked versions of Autocom (common on eBay or forums), updating your dongle drivers or firmware will likely brick the clone. This guide focuses on legitimate, licensed hardware.
Complete Guide to Autocom USB Security Dongle Driver and Software Updates autocom usb security dongle download updated
: Authenticates your account profile so you can seamlessly unlock vehicle cyber-security layers via the Autocom Secure Gateway Portal .
Navigate to the official Autocom Diagnostic Software Releases portal. Download the current full installation release (typically a ~3.8GB package containing broad vehicle definitions). 3. Run the License Activation Tool (LAT) As of early 2026, Autocom has released new
On the same software release portal, select the main installation package relevant to your specific tier (CARS or TRUCKS).
Autocom's diagnostic software—CARS (for passenger cars and light commercial vehicles) and TRUCKS (for heavy commercial vehicles, buses, and trailers)—is not publicly available for open download. This gated access protects intellectual property and ensures only legitimate license holders receive authentic, malware-free software. Complete Guide to Autocom USB Security Dongle Driver
: Most Autocom units use FTDI USB-to-Serial drivers. If your computer shows "Unknown Device" when the dongle is plugged in, you typically need to manually point the Device Manager to the Drivers folder located within your Autocom installation directory.
If you are having trouble updating your dongle, contact your local Autocom distributor for specialized support. Which version of the Autocom software are you currently running? If you provide that, I can tell you if a newer, more secure version is available for your dongle. Diagnostic software releases
✅ – This information is essential if you ever need to contact support.
If Windows fails to read the security dongle, shows communication faults, or flags the device with a yellow exclamation mark in the Device Manager, manually target the system drivers using these steps: Installation - autocom.se