ECUHELP KT200II ECU Programmer is confirmed to program Polo gti aw 2019 2.0tsi Dsg dq250 mqb, read/write/checksum ok.
Look at the images that show how the KT200II is connected to the ECU Dsg dq250 mqb Pinout Mode.
Look at the images which show the KT200II is writing Dsg dq250 mqb.