How can I upgrade my Testor | lite 3G - PTG1802 ? : Technical Support

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How can I upgrade my Testor | lite 3G - PTG1802 ? Print

Modified on: Wed, 5 Nov, 2025 at 3:06 PM

In order to update your Testor | lite 3G please have a look at the related download area on our homepage:

Latest available Firmware

In case of an error message (USB driver, .dll - file missing) when trying to start the Testor Lite 3G upgrade program,

please follow the steps below:

If the USB drivers has not been installed yet:

Follow the USB installation instructions in the Upgrade Guide:

If the USB drivers have been installed earlier and the Testor Lite is shown correctly in the device manager

(USB controller knot, shown as "LYNX Technik AG PTG1802"):

Open your device manager
Open the USB-Controller knot
Right - click on "LYNX Technik AG PTG1802" and choose "de-install" and "delete drivers"
Disconnect and reconnect the Testor USB cable to your PC or Laptop
Follow the USB installation instructions in the Upgrade Guide:

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How can I upgrade my Testor | lite 3G - PTG1802 ? Print

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