She opened a random selfie from her desktop. The photo loaded, but the canvas was black. The layer panel showed one layer: Background (Reality) .
Her antivirus didn’t blink. Her firewall stayed silent. When she right-clicked and scanned it with Malwarebytes, the program simply closed itself, as if it had suddenly lost interest.
Adobe does not make an official portable version of Photoshop
The portable version leaves no traces in the Windows Registry and does not conflict with an existing installed version of Adobe CC. You can run both side-by-side.