A dedicated Python-AM03127 library is available on GitHub for programming the sign via UART.
If your device came without branding, it almost certainly uses one of these universal industry programs: Am03127 Led Display Software Download --BEST
Follow these steps to get the legitimate, best-performing software: A dedicated Python-AM03127 library is available on GitHub
Am03127 LED Display is a programmable moving message board, commonly manufactured by Amplus Industrial Ltd. albeit most limited
The simplest, albeit most limited, way to control your display is by using the official software provided by the manufacturer. This software is Windows-only and primarily serves as a black-box solution [11†L30-L33].
Go to Settings > Screen Options and change the resolution to 12x48 or 11x44. Windows SmartScreen block.
Once you have the correct file: