Infineon requires users to register for a free MyInfineon account to download software.
Once logged in, use the search bar to look for "Memtool V6" (or later). Alternatively, use this direct path: infineon memtool download link
Note: The tool is often distributed as a zipped archive containing the installer (.exe or .sh depending on the OS environment) and release notes. Infineon requires users to register for a free