I understand you're looking for a portable version of Adobe Illustrator 2020. However, I need to provide an important clarification before putting together that write-up:

However, Adobe does not make portable versions of its software. Any website offering "Adobe Illustrator 2020 portable" is modifying the original software illegally.

System Instability: Portable versions are often stripped of essential components to reduce size, leading to frequent crashes, missing tools, and poor performance.

• Si arriesgas tu seguridad: Encontrarás virus, inestabilidad y posibles problemas legales.
• Si buscas una solución inteligente: Usa Inkscape (portable y gratis) o la prueba gratuita oficial de Adobe.

If the cost of Illustrator is too high, these professional-grade tools are completely free and legal:

Features Specific to the "Portable" Format

Since you specifically searched for the Portable version, here are the characteristics of that specific file type:

4. Sin Soporte Técnico

Si el programa se cierra y pierdes horas de trabajo, Adobe no te ayudará. No hay foros oficiales, ni actualizaciones, ni nube de almacenamiento.

No Installation Required: You can run it directly from a USB drive or an external hard disk.