Install the Guardant drivers before plugging in the USB dongle.
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to prevent the software from being corrupted or detected as unauthorized Limitations Install the Guardant drivers before plugging in the
Version 1.20 (and later bundles like 1.21) often supports offline operation once the USB dongle is recognized. Installation & Activation Basics Installation & Activation Basics If you specifically need
If you specifically need version 1.2.0 for legacy hardware (e.g., specific clones), it is available through certain aftermarket distributors: MySuperCarExpert 1.2.0 Download