Updating BlueZ on Raspberry Pi (from 5.43 to 5.50)

This post shows how to update BlueZ on Raspberry Pi from 5.43 (the default version comes with Raspbian Stretch) to 5.50 (released notes [1]). In this post, I assume that you already have a Raspberry Pi 3, Pi 3+, or Raspberry Pi Zero W running Raspbian Stretch.


Steps [2]
1. Check Current BlueZ Version
1-1. Before starting, let’s check the current BlueZ version.

In case of Raspbian Stretch, the BlueZ version should be 5.43.


2. Install Dependencies
2-1. Update the package list.

2-1. Install the dependencies.


3. Install BlueZ
3-1. Download BlueZ source code.

3-2. Uncompress the downloaded file.

3-3. Configure.

3-4. Compile the source code.

3-5. Install.

3-6. Reboot Raspberry Pi 3.


4. Verify Update[3] [4]
4-1. Verify the BlueZ version by issuing the command below.

The result should be like this:


[1] BlueZ Release Notes
[2] Installing Bluez 5.44 onto Raspbian? – Stack Exchange
[3] Bluetooth LE upgrade not working – Raspberry Pi Forum
[4] Why does bluetoothd show version 5.37 after installing Bluez 5.45? – Stack Exchange



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