Bluetooth gives you the freedom to use devices such as keyboards and headphones wirelessly, but it is not always reliable. If you're encountering Bluetooth issues on macOS, you can follow these steps to fix them.
Basic First Steps
Before going to the Apple Store or thinking about replacements, follow some of these more general troubleshooting steps first. The most basic steps can often fix a problem with the Bluetooth connection.
Checking Pairing Status
A good first step is to make sure your device is properly paired and connected to your Mac. Go to the Bluetooth settings menu to check. Click the launchpad icon in the Dock, and then click System Preferences> Bluetooth.
CONNECTION: How to pair a Bluetooth device with your computer, tablet or phone.
Connect your Bluetooth device
If your device is not connected to your Mac, turn your Bluetooth device off and on to see if it reconnects. This is also a good time to check your device's battery level. If the power supply is insufficient, take the necessary steps to resolve this issue.
If your device has enough power but does not automatically reconnect, click the launchpad icon in the Dock. From there, go to System Settings> Bluetooth and then click on "Connect" next to your device.
. If you see the Bluetooth icon in your menu bar, you can also use it
To show (or reconnect) the Bluetooth icon in the menu bar, check the box next to "Show Bluetooth in the menu bar" in the Bluetooth settings menu ,
Each paired device has an entry in the Bluetooth menu in the menu bar. To disconnect your device, move the mouse pointer over the name and click "Disconnect". Click "Connect" to reconnect.
Restart your Bluetooth radio.
When your device is no longer connected, you can restart the Bluetooth radio on your Mac. To do this, click the launchpad icon in the Dock and go to System Settings> Bluetooth.
Then click on "Turn off Bluetooth" and then on "Turn on Bluetooth".
If it is activated, you can also do this via the Bluetooth settings menu in the menu bar. Just click the Bluetooth icon, click "Turn off Bluetooth" and then click "Turn on Bluetooth" to restart it.
Remove your Bluetooth device  If none of the previous steps work, you can try to completely remove the distracting Bluetooth device from yours Remove Mac before you take more drastic steps.
To do this, click on the launchpad icon in the Dock and go to System Settings> Bluetooth. Right-click your device, and then click Remove.
. After the device is removed, you can try pairing again. However, first make sure that the device is configured correctly. For example, you may need to set up a Bluetooth keyboard for the correct keys to work.
CONNECTION: Setting up a Bluetooth keyboard or mouse on your Mac
Resetting all connected Apple devices to factory settings
19659004] Apple hardware usually works best with other Apple devices , However, this does not mean that accessories like Airpods always work perfectly on macOS.
It may seem drastic, but you might consider resetting your Airpods or other Apple peripherals if you do. The Bluetooth connection cannot be restored or stabilized. This may be more difficult with an iPhone, but an easy process for smaller devices (like Airpods).
CONNECTION: Resetting your Apple AirPods
Do not do this. Action for each device can be performed on all connected Apple devices using the Bluetooth debug menu.
The Bluetooth symbol must be visible in the menu bar so that we can start there.
Activate the Bluetooth icon in the menu bar.
If the Bluetooth icon does not appear in the menu bar, click the launchpad icon in the Dock and navigate to System Settings> Bluetooth.
Check the box next to "Show Bluetooth in the menu bar" to activate it.
. Go to the Bluetooth debug menu and reset Apple devices to factory settings.
When the Bluetooth icon appears on the menu bar, hold down Shift + Option and click the Bluetooth icon. The Bluetooth menu is displayed and contains an additional "debug" menu and other hidden connection information.
Click Debug, then click Reset All Connected Apple Devices To Factory Settings. This only works if your Bluetooth device is currently connected to your Mac. If not, follow the reset instructions for this device instead.
. Accept the warning and click "OK" to reset all connected Apple devices.
When the process of resetting all of your devices is complete, you need to go to the Either pair and reconnect the Bluetooth settings menu via the "System settings" menu or in the menu bar.
Remove all Bluetooth devices or reset the Bluetooth module.
In the debug options, you can also remove all Bluetooth devices from the Bluetooth configuration or completely reset the macOS Bluetooth module.
Back on To do this, the Bluetooth symbol must be visible in the menu bar. If it doesn't, click the launchpad icon in the Dock and navigate to System Preferences> Bluetooth. Click the checkbox next to "Show Bluetooth in the menu bar" and the icon should appear.
Press Shift + Option and click the now visible Bluetooth icon to access the debug menu.
Remove all Bluetooth devices
Click "Remove all devices" in the debug menu to remove all Bluetooth devices stored in the macOS Bluetooth configuration.
. Click "Remove" to confirm the action.
Reset the Bluetooth module
You can also completely reset the Bluetooth module using the debug menu. This deletes the Bluetooth configuration, resets the Bluetooth hardware and disconnects all connected Bluetooth devices.
First click on "Reset Bluetooth module".
. Click OK to begin confirming.
When the process is complete, restart your Mac and then reconnect the devices. If you're using a Bluetooth keyboard or mouse, make sure to reconnect it before restarting your Mac.
Check the system log.
The steps above are intended to help you solve many common problems. However, if you still have problems, you can check the system log for more information.
CONNECTION: Viewing the System Log on a Mac
This can be helpful in limiting possible conflicts or issues with your Bluetooth hardware or devices. Use Spotlight to access the log.
Press Command + Space, type "console" in the text box, and press Enter. You can also click the search icon in the menu bar to launch Spotlight. Click the Console option when it appears.
Click the "Reports" entry on the left to search the system log. You can also type "Bluetooth" in the search bar at the top to find relevant items.
. You can't fix a problem directly from the system log, but it could help you diagnose a deeper problem with settings or hardware.