We are happy to announce that we have published a License Activation Portal on our GoNitro Support page: https://licenses.gonitro.com/prd/portal
Please use this tool for activation issues with Nitro Pro, such as Error -23, before logging a Support Ticket or posting on the Community Forum. If this activation portal does not resolve your activation issue, please leave a post on the Community Forum and one of our Support Representatives will assist you.
Note: This License Portal is to be used for online/single licenses only, not for our Business/Enterprise licenses. Our Business users could use this portal to see the overall status and usage of their licenses but cannot make any adjustments to them. In order to adjust business licenses, please submit a support ticket and we will be assist you asap.