To "highly compress" an Adobe Illustrator file, you must balance reducing file size with maintaining enough quality for your final output (e.g., web or print). There is no single "highly compressed" button; rather, it is achieved through specific save and export settings. Key Techniques for Maximum Compression Uncheck "Preserve Illustrator Editing Capabilities"
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instead of embedded ones where possible to keep the core file light. Raster Resolution : Reduce the resolution of Raster Effects (found under Effect > Document Raster Effects Settings ) to 72 PPI for web-only projects. Essential Efficiency Shortcuts adobe illustrator highly compressed