John Deere EDL v2/v3 drivers are built-in with Service Advisor application. Please do not try to install the driver by with yourself, using the setup files from any not reliable sources may lead to unstable work of your windows OS.
Important Notice. In some cases, after Service Advisor Setup the EDL drivers may be installed not correctly (the yellow exclamation mark near driver name) or even missing. The main reason is your anti-virus application or windows system settings. For this purpose, JD officially released the hotfix that allows reinstalling only the EDL driver. Please contact us for more information.
The communication unit s a part of the John Deere Service Advisor system

Important Notice. In some cases, after Service Advisor Setup the EDL drivers may be installed not correctly (the yellow exclamation mark near driver name) or even missing. The main reason is your anti-virus application or windows system settings. For this purpose, JD officially released the hotfix that allows reinstalling only the EDL driver. Please contact us for more information.
The communication unit s a part of the John Deere Service Advisor system