In the search bar, type "1Tool" .
Click on "Software & Firmware" or "Download Area" . download 1tool carel link
Look for the latest version (e.g., 1Tool v2.7 or higher). The file will typically be named 1Tool_Setup_x.x.x.zip or .exe . In the search bar, type "1Tool"
Navigate to the official CAREL website: www.carel.com In the search bar