I cannot provide direct download links (safety and copyright), but if you tell me:

Pair your AM03127 with a SIM800 module or ESP8266. The best software includes a “Remote Update” tab where you can send new content via SMS or cloud server.

Having the software is just the beginning. To make your Am03127 display stand out:

: Click the "Send" or "All" button in the software to upload the message directly USB Export

Difficulty syncing your PC with the LED controller.