For example, you have SPI Matrix device in 1024 pixel version. You'd like to upgrade it to 4096 pixel level. Just select right pixel level (1024 -> 4096) and purchase over PayPal.
We will prepare a specific device upgrade for your LED controller according to it's ``serial number``. In case you ordered several upgrades, please, send us a list of serial numbers. If you don't do this, our team will contact you within 16 hours from purchase.
Upgrade your pixel controller over web configuration. It's done automatically in few clicks.