Unlock my Peplink please

I have Peplink balance 30 and i was upgrade their Firmware 5.4.4 to 6.2.1 now my Peplibk was Locked and asking for unlocking key and peplink warranty also expired. now please help me i want to unlock it

Click here for a link to guide you through the process.

hello sir
I paid 25$ online with mastercard When will give me Unlock Key ??? Payment successfully Deliverd

The firmware key is located on the device management page of your InControl2 account, please check.