Answer
If you purchased Foxit PDF Editor+ with Admin Console licenses, there are following two ways to transfer.
1.If the software you have activated is still accessible, you can click on Help > Manage and remove activation in the Activation Manager window, then install the software on a new computer and activate it with your account.
2 If you have installed the software on a new computer without deactivation on the old one, you may receive a prompt that your license has reached the maximum number of activations. You can click on OK and remove the old registration as mentioned in step 1.