Downloading a version of AutoCAD LT 2018 is generally not recommended , as Autodesk does not officially provide or support "portable" versions that run without installation. Such downloads from unofficial sources often contain malware or non-valid code that can compromise your work and legal status.
: AutoCAD LT 2018 requires a 64-bit version of Windows; it is not supported on 32-bit systems. Security Risks download AutoCAD LT 2018 portable 64 bit
Older licensed copy