PiSOWiFi Vendo Machine Upgrade| RPi 3 model B+ to Raspberry Pi 4 4GB ram

I upgraded my old pisowifi vendo machine from RPi 3 Model B+ 1GB ram to Rpi 4 4GB ram... In this video lets compare the performance of RPi 3 to RPi 4....using adopisoft license to my pisowifi vendo...Pls Like & Subscribe for more videos.. How to flash image to SD card? link here.. https://youtu.be/ZA1ep2AZV-Q