Official versions of DxO PhotoLab 9 are not released as "portable" applications (software that runs without installation from a USB drive). The software requires a standard installation on and must be activated on a per-computer basis. Key Features of DxO PhotoLab 9
The DxO License Policy:
While there is no "run without installation" portable, you can create a semi-portable setup with legitimate means. This requires one installation step per computer, but allows you to keep your database and presets on a portable drive. dxo photolab 9 portable portable
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Disclaimer: This information is for educational purposes regarding software portability concepts. Distributing or using cracked/pirated "portable" versions of commercial software like DxO PhotoLab violates copyright laws and software licensing agreements. Users should purchase a legitimate license from DxO. Official versions of DxO PhotoLab 9 are not
Expanded File Support: Native support for Apple ProRAW and HEIC/HEIF files. The Myth vs. Reality of a "Portable" Version Confirm licensing allows your intended use