# If you have an old version installed, remove it first
sudo apt autoremove bluez
# Install necessary build packages
sudo apt install build-essential libreadline-dev libical-dev libdbus-1-dev libudev-dev libglib2.0-dev python3-docutils

# Set the current bluez version
# Check https://github.com/bluez/bluez/releases for the most recent version
BLUEZ_VERSION=5.77
wget http://www.kernel.org/pub/linux/bluetooth/bluez-$BLUEZ_VERSION.tar.xz

# Download, unzip, build and install the bluez version
tar -xf bluez-$BLUEZ_VERSION.tar.xz && cd bluez-$BLUEZ_VERSION 
./configure 
make 
sudo make install