Problems with MicroPython Installer

Hello everyone ! I'm a starter of arduino and micropython.
When I use MicroPython Installer,these are some problems.

When I click "INSTALL MICROPYTHON",few second later there is a mistake:
“FetchError: request to
https://downloads.arduino.cc/micropython/index.json failed,
reason: connect ETIMEDOUT 104.18.10.21:443”

So I visited the index link and downloaded the firmware myself.

But there is another mistake appeared:

How can I install MicroPython on Arduino nano ESP32 successful?

@Breloom when you try to use the installer is the led next to the reset button showing purple