Just FYI I ended up instead installing Armbian Bionic onto my eMMC and all is going well so far.

I could say I'm an idiot, but this post is a testament to both: a) How long it took me to actually get start trying to set my NanoPi M4 up and running. (it sat there for a year) b) How inexperienced I am with these sorts of computers and electronics generally. Once I hooked up the two little antenna...

I finally set up my NanoPi M4, and sweet baby Jesus, the wireless range is awful. I've got it sitting a mere 3 meters or so away from my access point. No obstructions. It's connected to the 2.4 GHz bandwidth, with -90 dBm signal level and 1/5 quality. If I try to use the 5 GHz bandwidth the NanoPi c...

Sorry for the thread necromancy, but this is precisely my issue. I've finally gotten around to using my NanoPi M4. I used win32diskimager to write rk3399-eflasher-friendlydesktop-bionic-4.4-arm64-20200409.img onto a 128gb MicroSD. It booted and I used ssh'd to root@192.168.1.231 with password 'fa', ...