Have you already downloaded a patched version? Run a full antivirus scan immediately (Malwarebytes or Windows Defender Offline).
The demand for a "portable" version is logically sound in data recovery. When a drive loses data, any new activity—including installing recovery software—can overwrite the deleted files. Avoid Overwriting: wondershare recoverit 7062 portable 64 bit patched
A portable application does not require installation. Users can run the executable file directly from a USB drive or a desktop folder. Have you already downloaded a patched version