Please plug your tool into your computer with the supplied USB cable now.
Your TECH400SDE should be recognised as a removable disk on your computer, as illustrated.
Please press on your Windows sign on your Desktop and click on Computer.
In the new window you should be able to find your tool recognised as a "removable disk".
Drag and Drop the latest software into the "removable disk" folder.
Your device should now start the update processing by verifying the data and erasing the programming.
You can unplug the USB cable from the tool and the computer, even before the Update Process has been completed.
After the TECH400SDE has rebooted, you should have the latest software on your tool and the Update Process is complete.