Quick Answer
An Adobe Illustrator file is saved with the .ai extension. It’s a vector-based file format that stores paths, layers, artboards, and editable design elements. You can open AI files directly in Adobe Illustrator and export them to formats like PNG, PDF, EPS, and SVG for sharing or printing.
What Is an Adobe Illustrator File?
Adobe Illustrator files use the .ai extension and are the default file type for saving projects in Illustrator. These files are ideal for vector artwork like logos, illustrations, icons, and typography—since they preserve high quality at any scale.
How to Open an Adobe Illustrator File
AI files can be opened in:
- Adobe Illustrator (recommended)
- Adobe Photoshop (as a flattened image)
- CorelDRAW, Affinity Designer, or Inkscape (limited support)
- Web preview tools like Photopea
If you’re just getting started, be sure your device meets the Adobe Illustrator Requirements.
How to Save Files in Adobe Illustrator
To save a file:
- Go to
File>Save As - Choose
.aias the file format - Select Illustrator Options (choose whether to include PDF compatibility, fonts, etc.)
Tip: Always keep a master .ai file so you can return and edit your work later.
Want to speed up your workflow? Download these Adobe Illustrator Brushes Free to expand your creative toolkit.
Exporting Adobe Illustrator Files
You can export AI files to common formats for different use cases:
| Format | Use Case |
|---|---|
| PNG | Web graphics, transparent images |
| JPG | Social media, presentations |
| Print-ready files | |
| SVG | Scalable vector for web use |
| EPS | Print shops and professional use |
Explore the Adobe Illustrator Gradient Tool to create smoother transitions before export.
Converting AI Files to Vectors or Text
To convert text or images to vector format:
- Use Image Trace for raster images
- Use
Type>Create Outlinesto convert text to vector
Learn more: Adobe Illustrator Convert Image to Vector and Text to Vector
Troubleshooting Adobe Illustrator File Issues
Common problems include:
- File won’t open on an older Illustrator version
- Linked images missing (relink via File > Links panel)
- Fonts not displaying correctly
Keep your software updated, and always embed fonts when sharing your files.
Conclusion
Adobe Illustrator files are versatile and powerful for professional design. Learn to save, export, and convert them properly to streamline your workflow and avoid data loss.
Next: Explore tools to learn Illustrator faster—Adobe Illustrator Book