Standard PingPlotter writes settings to HKEY_CURRENT_USER\Software\PingPlotter . The portable version stores everything in a .config file inside the same folder as the .exe . This means you can:

that runs without installation), its core features are designed for high mobility and flexible deployment across different environments. Software Advice Key "Portable" Functionalities Remote Data Collection Remote Agents

Even when running in its portable USB mode, the tool retains its powerful visualization capabilities:

PingPlotter Portable is the "take-it-with-you" version of the beloved network troubleshooting tool. While the standard version installs on your desktop, the Portable version is designed to run entirely from a USB thumb drive or a cloud sync folder.

file within the same directory as the executable on the USB drive. Full Diagnostic Capabilities