If you are running an older version of Diagbox, specifically version 7.02, and need to update to the more stable and feature-rich version 7.57, this guide covers everything you need to know. The V7.57 update is widely regarded as one of the most stable releases for Lexia 3 interfaces, offering improved vehicle coverage and bug fixes without the telemetry issues found in newer versions.
DiagBox requires a compatible diagnostic interface. The most common choice is the ACTIA Pass-Thru VCI (often sold as "PSA Interface Checker" or "PP2000/DiagBox interface"). Ensure your unit is compatible with firmware versions for DiagBox 7.57. Clone interfaces typically work fine up to version 7.57. diagbox 7.02 to 7.57 download
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on how to apply the 7.57 update file once you've downloaded it? Diagbox - Upgrade or Not?? - French Car Forum Guide: Updating Diagbox from V7
Once you have completed the diagbox 7.02 to 7.57 download, follow this exact sequence. Deviating will likely corrupt the installation. The Right Hardware (VCI Interface) DiagBox requires a