Multisim 141 Download Portable Link
A massive library of electronic components, including resistors, capacitors, transistors, ICs, and microcontrollers.
Using unofficial "portable" versions from third-party sites often involves modified files that can contain malware or lack essential simulation libraries. How to Download and Install NI Multisim - Support multisim 141 download portable
NI Multisim 14.1 Portable Download: A Comprehensive Guide to Circuit Simulation On-the-Go A massive library of electronic components