Because this is a tool, it does not install a background service or startup entry. Once you close the application, all temporary files are (or should be) deleted. However, the runtimes you choose to install will persist permanently on the system – that is by design. The "portable" nature refers to the manager , not the installed libraries.
It is important to clarify that this is in the traditional sense (like a portable web browser or game). Instead, it is a background utility component developed by Ashampoo (a German software company known for system utilities). aioruntimesv250exe portable
aioruntimesv250exe.exe /scan
Click "More info" → "Run anyway." If using SmartScreen, temporarily disable it. The tool is safe if hash matches known good sources. Because this is a tool, it does not