Ender 3 Bed Leveler

This is a program (gcode) to level your Ender 3 print bed. Newbie instructions:Take the Thumbdrive that came with your printer and insert the memory card.Put it in your computer.Download this file.Unzip this download.In the "files" folder, copy the "LEVELERv2.gcode" file to your Thumbdrive.Remove the memory card from the Thumbdrive and put it in your printer.Select "Print from SD" on the printer display, then refresh.Select "LEVELERv2"The bed and nozzle will heat up and the program will then st