On Linux, in order for Mu to work With all the MicroPython based mostly units you may need to ensure you include oneself to the right permissions group (generally the dialout or uucp groups). Also Ensure that your distribution immediately mounts flash products, or You should definitely mount them https://touhou-danmaku-kagura-pha29516.blogdun.com/36977944/about-mu-online-season-20