Troubleshooting common MicroPython issues
You may run into some of these issues when using MicroPython. Here is how to troubleshoot and deal with them.
A library can't be used
Sometimes you may find that a library cannot be used. If that happens, check to make sure the library has been installed correctly. Also make sure you have the latest version of the library.
The menu to upload files to the ESP8266 is not visible
If this occurs, make sure to follow all the instructions well. If the menu is still not visible after following the instructions, reboot your Arduino IDE.
The board can't be configured via OTA
If you cannot configure the board via OTA, follow all the instructions again. Also make sure that your board is connected to the right Wi-Fi network.