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Most common questions can be answered by searching here

Frequently Asked Questions

Still have questions? Maybe it's covered in the FAQ.

License recovery

If you can't find your license, you can look it up here.


Become a Principle master by reading the documentation.


Please read the notes for resellers.

Contact Us

Daniel, the creator of Principle, personally answers every message. It usually takes a few days to respond. Please attach sample Principle, Sketch, or Figma files so we can reproduce any issues you're having.