To Upload License in Microsoft Dynamics AX 2012 you need to follow below steps.
Go To System administration > Setup > Licensing > License information.
Then Click Load license file to import the license codes from a file and select license file.
Then Click on OK button.
Then message will appear and asks whether you want to synchronize the database.
Click Yes and complete the process.
Go To System administration > Setup > Licensing > License information.
Then Click Load license file to import the license codes from a file and select license file.
Then Click on OK button.
Then message will appear and asks whether you want to synchronize the database.
Click Yes and complete the process.