Unity is a large, complex program. Using a slow USB 2.0 drive will make loading times agonizingly slow. Use a USB 3.0 or higher drive. Conclusion
Use git or external backups for your project files rather than relying solely on the USB drive, as flash drives can fail. 3. Cache Folder unity portable install
Select . This downloads a standard .exe installer. Step 2: Extracting the Editor Unity is a large, complex program