Right-click the device > > Let me pick from a list of available drivers on my computer > Select the older version from the list. Software Cannot Find the COM Port
driver for Windows 10 depends on which version of the programming cable you are using. In 2017, Schneider Electric USA
: Go to the Schneider Electric ZelioSoft2 V4.6 Light Download Page to retrieve the software bundle. zelio sr2 usb01 driver windows 10 download 2021
Expand , locate Zelio SR2 USB01 H2.x (or similar), and repeat the complete uninstallation process. Unplug the USB cable from your PC. Step 2: Running the Dedicated Installer
The is a programming cable for Schneider Electric’s Zelio Logic smart relays (SR2 series). By 2021, Microsoft had already released several major updates to Windows 10 (versions 20H2, 21H1). Schneider Electric did not provide a standalone signed driver for the SR2 USB01 in 2021. Instead, the driver was bundled within the Zelio Soft 2 software (version 5.4 or later). Users in 2021 reported success using the driver included with Zelio Soft 2, though installation required manual steps due to the lack of a modern Windows Hardware Quality Labs (WHQL) signature for the USB-to-serial bridge chip (often a Prolific PL-2303 clone or older variant). Right-click the device > > Let me pick
Are you getting a specific error code in the Device Manager? Which version of Zelio Soft are you using?
Once the driver is installed, you must configure Zelio Soft to use the correct COM port. Open (V4.6 or newer recommended). Go to the Transfer menu and select Connection . Select the USB port option. Expand , locate Zelio SR2 USB01 H2
Preventing "Communication Error" messages during program transfer. Zelio SR2 USB01 Driver Download (2021 Update)