Find your license, renew, get an invoice, add seats, and change your email address in the License Manager.
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I need help with my license: License Manager
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See the FAQ: see here
Want to communicate with a real, breathing, feeling, person? Well, Principle is a one person company (it's true!). It'll take at least a week for me to see to your message. Alternatively, you can get help now using the search at the top of this page, the license manager, or the forum. Send a message to Daniel...