Enable auto Bluetooth start at startup in Kali Linux

Comprehensive Guide to Enable and Fix Bluetooth Issues in Kali Linux

Table of Contents

1. Enable Auto Bluetooth Start at Startup
2. Fix Bluetooth Issues in Kali Linux
3. Additional Troubleshooting Steps

1. Enable Auto Bluetooth Start at Startup

Step 1: Open a Terminal Window

Launch a terminal window by clicking on the terminal icon in the system tray or using the keyboard shortcut.

Step 2: Open the systemd Unit File for Bluetooth

Enter the following command in the terminal to open the systemd unit file for Bluetooth:

sudo nano /etc/systemd/system/bluetooth.target.wants/bluetooth.service

Step 3: Modify the ExecStart Line

Locate the line that starts with ExecStart= in the text editor.

Update the line to include the --exec flag:

ExecStart=/usr/lib/bluetooth/bluetoothd --exec

Step 4: Save and Exit the Text Editor

Save the changes by pressing Ctrl+O and then Enter. Exit the text editor by pressing Ctrl+X.

Step 5: Reload the systemd Daemon

Run the following command to reload the systemd daemon:

sudo systemctl daemon-reload

Step 6: Enable the Bluetooth Service

Enable the Bluetooth service to start automatically at system boot:

sudo systemctl enable bluetooth.service

Step 7: Restart Your Computer

Restart your computer to ensure the changes take effect.

Step 8: Verify the Auto Bluetooth Start

After the restart, check if the Bluetooth service starts automatically at startup. Look for the Bluetooth icon in the system tray or run the following command in the terminal:

systemctl status bluetooth.service

2. Fix Bluetooth Issues in Kali Linux

Fix 1: Enable/Activate Bluetooth Manually in Terminal

Open a terminal window.

Step 1: Check if Bluetooth is installed

apt show bluetooth

If Bluetooth is not installed, try other fixes mentioned later.

Step 2: Check the status of the Bluetooth service

systemctl status bluetooth

Look for an "active" status in the results under the "Active:" flag.

If the status is "inactive (dead)," proceed to the next step.

Step 3: Activate Bluetooth

systemctl start bluetooth

Step 4: Check the status of Bluetooth

systemctl status bluetooth

Look for an "active (running)" status in the "Active:" flag.

3. Additional Troubleshooting Steps

If the previous steps didn't resolve the issue, try the following:

• Update your system: Use the command sudo apt update && sudo apt upgrade to ensure you have the latest software packages.
• Reinstall Bluetooth packages: Execute sudo apt install --reinstall bluez bluez-utils.
• Reset Bluetooth settings: Remove any paired devices and reset Bluetooth settings to default.
• Check hardware compatibility: Ensure your Bluetooth hardware is compatible with Kali Linux.

Conclusion

By following this comprehensive guide, you can enable automatic Bluetooth startup at system boot and resolve common Bluetooth issues in Kali Linux. Remember to apply the steps accurately and consult the troubleshooting section if further problems persist. A seamless Bluetooth experience will enhance your productivity and efficiency when using Kali Linux.