Snap-on Diagnostic Software Upgrade

The latest Snap-on Diagnostic Software 25.4 Autumn Upgrade is now available. With an up-to-date diagnostic tester, you’ll stay ahead of the competition and benefit from maximum vehicle coverage, factory-level features and constant access to current data and tests. Stay efficient, stay current and update your Snap-on software today.

For best results, it is important to keep the diagnostic tester on while downloading and installing the update. Before performing the update, follow the steps below carefully:

1. Verify that your Snap-on diagnostic tester has an active software subscription. Only then can you download the update.
2. Turn on the tester, plug in the power supply and connect to wifi.
3. When you see an arrow icon at the top of the screen, the update is downloaded. Just let the tester do its job.
4. Once the download is complete, a check mark will appear at the top of the screen.
5. Go to Tools → Tools and Software Update → Software Update → Install Now.
6. Agree to the license agreement to start the installation.
7. When the installation is complete, choose Restart Scanner.
8. The update is now fully installed and your diagnostic tester is ready to use.

For more information about this upgrade, visit the Snap-on application guide. For more information about the November upgrade, click on the image below.