When you purchase a licence for Keyman Developer, you will receive an activation code from Tavultesoft by email.
Start Keyman Developer.
From the Help menu select Activate or Upgrade.
Enter the licence number.
Click the button. If you entered a valid licence number, a success message.
Click .
What to do if activation does not work
Make sure that you have entered the license key exactly as shown.
You can only activate Keyman Developer on as many computers as you have purchased licenses for. See also ???.
If you make a significant hardware upgrade to your computer, you may need to reactivate Keyman Developer. If the activation detects too many hardware changes, you should contact Tavultesoft Support for assistance to reactivate your license.