Adafruit 32x32 rgb matrix print error

I made up a circuit with arduino mega,5v 3a smps, and adafruit 32x32 rgb matrix. then put a example code but It doesn’t print correctly. I checked connection several times and I attempted to change the version of liabrary but it doesn’t work. It looks similar to correct output but it does not come out correctly.

ada fruit 32x32 rgb print

The picture must be print “adafruit 32x32 rgb”

Welcome to the GitHub community, @kangms123! You are more likely to get a useful response if you are posting your question(s) in the applicable category. I’ve gone ahead and moved it for you. Good luck!

Please provide a pointer to their sample code.

One of the common things that has to happen with these panels is to set the panel size in the code. E.g. the panels come in 16x16, 32x32 or other sizes. The programs usually have a line where you need to specify which size panel you are working with.