In case people are struggling with their broadcom wifi cards… This here is how I got it to work on my macbook air 2011, after observing what modules linux mint 21.x loaded etc. And, as far as I can tell, there was no internet needed. The system complained over non existing databases, but then proceeded with installation of the drivers just fine… Enough ramble, here we go.
- Open a terminal
- I didn't find any "automatic" way of doing this, so good old terminal to the rescue.
- Note that I used a custom built iso based on talking-mate, so I'll update this post if I find discs where it doesn't seem to work, or if people reply or whatever...
- Just to be sure, let's remove the b43 module. Even if it's not loaded, better safe than sorry.
- Let's load the module we just installed, and we should be nearly there.
- I'm not even sure what kind of module this is, I saw it loaded within linux mint, so it gets loaded here too.
- Add the wifi network connection
- For some reason I had to manually add the wifi connection using the mate menu, but since that failed, I used the nmtui in the terminal. Once that was added everything worked...
sudo pacman -U /run/miso/sfs/mhwdfs/opt/mhwd/pkg/linux515-rt-broadcom-wl-18.104.22.1681-4-x86_64.pkg.tar.zst
sudo modprobe -r b43
sudo modprobe wl
sudo modprobe mac80211