I used this guide for installing MicroPython to my EV3 brick. This comes from LEGO Education website and I found it to be much easier to do.
https://education.lego.com/en-us/support/mindstorms-ev3/python-for-ev3
I made a video guide on my process for getting the SD card all prepared for my EV3
ev3dev is open source software that allows you to program your EV3 Brick using Python 3. This include the ability to control outputs, like motors and LEDs, and react to inputs, like buttons and sensors. The software is installed on an SD Card, which you then insert into your EV3 Brick. Learn more about ev3dev.
Follow the getting started instructions on the ev3dev website, which will walk you through:
Once you are able to connect your EV3 Brick to the network, you can move on to the next step, which will also include accessing your EV3 Brick from your computer.
Note: If you want to use a USB connection, the USB connection uses IPv6 local link address by default to connect to VS Code with no configuration required. Follow the tutorialon how to connect the EV3 Brick to the internet via USB by setting up Internet Connection Sharing on your computer.