This is quite a common problem with the Windows console. Are you sure you have OS, console, IO, and everything set to UTF-8 or any other suitable encoding? (UTF-16, ...) There are even some ENV ...
I am using a PC with Ubuntu 20.04, ESP-IDF 4.0 and NodeMCU kit. There are some unicode decode errors when I try to use the python utility to include timestamps (see attached). There is another NodeMCN ...