How to expand flash memory of Plotter XY Arduino?

#1

I have bought a plotter XY and i wrote a code that i optimised a lot but it take 70 Ko . the problem is the arduino of plotter XY its arduino UNO and have just 32 Ko of flash memory (IF that card was arduino Mega :frowning: ) .

i want to ask you how can i expand this flash memory ? this memory can be expanded with SD card in the arduino of plotter XY?

#2