Just some fixes which i have to use when i install a new linux distro on my old MacBook Pro mid-2012

Installing b43 drivers to enable wifi.

sudo apt install firmware-b43-installer

Enabling 5Ghz wifi support

sudo apt install -y linux-headers-$(uname -r) && sudo apt install -y broadcom-sta-common broadcom-sta-source broadcom-sta-dkms

installing package to enable backlit keyboard

sudo apt install pommed

Enabling mac fan control

sudo apt install macfanctld