No. Fortinet restricts downloads of all versions to registered users. Illegal third-party sites offering the file may bundle malware. Do not use them.
Look for the specific build file, typically named (for Windows) or the corresponding .zip or .dmg for other platforms. forticlient version 6010 download link
: Go to the top menu and select Support > Firmware Download . forticlient version 6010 download link
: Navigate to the Fortinet Support Portal. A valid support contract or account is required to access firmware and older software images. Navigate to Downloads : forticlient version 6010 download link
Navigate through the folders: Windows (or Mac/Linux) > v6.00 > 6.0 > 6.0.10 .