In the context of software distribution, "Portable" typically refers to a version of a program that has been compiled to run executable files directly from a folder or USB stick without modifying the Windows Registry or requiring a formal installation process.
If you brave the torrent sites or file-hosting services (Rapidgator, Uploaded, etc.), the file named ANSYS_Fluent_6326_Portable.rar is almost always one of three things: ansys fluent 6326 portable
If you require the use of ANSYS Fluent for academic or professional purposes, the following legitimate alternatives are recommended: Running this from a USB 3
Even if you find a functional portable version, consider the hardware bottleneck. Fluent is I/O intensive. It writes: In the context of software distribution
Running this from a USB 3.0 flash drive (max 400 MB/s) versus an internal NVMe SSD (3500 MB/s, plus 50x better random read/write) means your simulation will run 6x to 10x slower just because of file access latency. Portable CFD from a thumb drive is a fantasy for industrial-scale problems.