From this page you can manage your activations or request an email with information about your licenses.

How to deactivate PioSolver license.

Manage activations of your license (use this if you need your PioSOLVER 2.x upgrade link)

License key:

If you forgot your activation key we can send it to the email which you used to purchase one of our products.

Email:

You can download the newest PioSolver installer / updater from HERE