UserD

And if you get nothing when try these advices, check webhook is disabled for your bot. I got angry with myself when I realized this

Dumb, but i got it too... CTRL+F5

The problm described in alsa-mixer software. IDK now i'ts possible, but before configure wi-fi you need remove this package alsa-utils as far i remember. Or just burn https://github.com/TheRemote/Legendary-OrangePi-i96 most problems...

If someone try connect BIQU H2 extruder you need this schematic  I mean dir_pin: need to be invert by !PIN or vise-versa

you need separately install "pip install paho-mqtt" and launch it. *sign, al this uses Python2

I see everything you need in file /var/log/mqtt-zabbix.log It's collect mqtt broker and zbxsend messages. But yes, it's sent data wrong. Cause i see follow error ` Got response from...

Вы не указали ни модуль который используете, ни условия в которых работаете. ESP32 достигает скорости 60 kb\s +/- 10kb/s в целом это норма. Быстрее нельзя.