How to Turn On Bluetooth on Your PC

The fastest way to turn on Bluetooth

On most Windows PCs, you can turn on Bluetooth in seconds using the Quick Settings panel. Press Windows key + A together, find the Bluetooth tile, and click it once. The tile will light up blue when Bluetooth is on. If you don't see a Bluetooth tile, your PC either doesn't have Bluetooth hardware or the drivers aren't installed yet.

On a Mac, click the Apple menu in the top-left corner, select System Settings, then click Bluetooth in the sidebar. Toggle the switch to On. You'll see "Bluetooth: On" appear at the top of the window.

Both methods take about five seconds. If this doesn't work for you, the next sections cover what to check and how to dig deeper into your settings.

Key Takeaways

Windows PCs use Windows key + A to open Quick Settings, where the Bluetooth tile turns on in one click.
Macs use the Apple menu, then System Settings, then the Bluetooth toggle in the sidebar.
If you don't see a Bluetooth option, your PC may not have Bluetooth hardware, or the drivers need to be installed.
Once Bluetooth is on, your PC will search for nearby devices automatically, and you pair them through the same settings panel.

What to do if Bluetooth doesn't appear in Quick Settings

If the Bluetooth tile isn't showing up in your Quick Settings panel on Windows, the hardware may not be recognized. Open the Settings app by pressing Windows key + I, then go to Bluetooth & devices on the left sidebar. If you see "Bluetooth is not available on this device," your PC doesn't have Bluetooth built in.

If Bluetooth & devices appears but shows no devices or options, the driver may need updating. Right-click the Start button, select Device Manager, and look for Bluetooth in the list. If you see a yellow warning triangle next to it, right-click and choose Update driver. Windows will search for the latest version online.

Some older PCs have Bluetooth disabled in the BIOS (the firmware that runs before Windows starts). Restart your PC and watch for a prompt to enter Setup or BIOS—usually pressing Delete, F2, or F12 during startup. Look for a Bluetooth or Wireless setting and make sure it's enabled. If you're unsure, contact your PC's manufacturer for the exact key to press.

Pairing a device after Bluetooth is on

Once Bluetooth is on, your PC will automatically search for nearby devices. On Windows, go back to Settings > Bluetooth & devices and click Add device. Select Bluetooth from the menu that appears. Your PC will show a list of devices it finds—select the one you want to pair and click Pair.

On a Mac, open System Settings > Bluetooth, and any nearby devices will appear in the list. Click the device you want to pair, then click Connect. Some devices will ask you to confirm a code on both the device and your Mac to complete pairing.

Pairing usually takes 10 to 30 seconds. Once paired, your device will reconnect automatically whenever Bluetooth is on and the device is nearby. You only need to pair once per device.

Checking if your PC has Bluetooth hardware

Not every PC comes with Bluetooth built in, especially older desktops. The easiest way to check is to look for a Bluetooth icon in your system tray (the icons on the far right of your taskbar on Windows, or the menu bar on a Mac). If it's there, your PC has Bluetooth.

On Windows, you can also check Device Manager. Press Windows key + X and select Device Manager. Look for a category called Bluetooth or Wireless. If you see it listed with no warning icon, Bluetooth is installed and working. If the category doesn't exist at all, your PC doesn't have Bluetooth hardware.

If your PC doesn't have Bluetooth, you can buy a USB Bluetooth adapter for $15 to $40. These plug into any USB port and add Bluetooth to your PC. Once plugged in, Windows will install the drivers automatically, and you can turn on Bluetooth through Quick Settings as normal.

Turning Bluetooth back off

To save battery and reduce interference, you can turn Bluetooth off the same way you turned it on. On Windows, press Windows key + A and click the Bluetooth tile again—it will turn gray when off. On a Mac, go to System Settings > Bluetooth and toggle the switch to Off.

Turning Bluetooth off doesn't unpair your devices. The next time you turn Bluetooth back on, your devices will reconnect automatically if they're nearby. You only need to pair a device once, no matter how many times you turn Bluetooth on and off.

Troubleshooting when Bluetooth won't stay on

If Bluetooth turns off by itself or keeps disconnecting, the first step is to restart your PC. Many temporary glitches clear up after a restart. Once your PC is back on, turn Bluetooth on again and test with your device.

If the problem continues, check for Windows updates. Press Windows key + I, go to Update & Security, and click Check for updates. Install any available updates and restart. Bluetooth drivers are often included in these updates.

On a Mac, restart your Mac and try again. If Bluetooth still won't stay on, go to System Settings > General > Reset and click Reset Bluetooth Module. This clears out any corrupted settings without affecting your paired devices. After the reset, turn Bluetooth back on and re-pair your devices if needed.

Frequently Asked Questions

Can I turn on Bluetooth without opening Settings?

Yes. On Windows, press Windows key + A to open Quick Settings and click the Bluetooth tile—no need to open the full Settings app. On a Mac, you can click the Bluetooth icon in the menu bar at the top of the screen if it's visible there. Both methods are faster than navigating through Settings.

Why does my Bluetooth device keep disconnecting?

Disconnections usually happen when your PC is too far from the device (more than 30 feet in most cases) or when something is blocking the signal, like a microwave or thick walls. Move closer to the device and try again. If it still disconnects, restart both your PC and the Bluetooth device, then re-pair them.

Do I need to pair my device every time I turn on Bluetooth?

No. Once you pair a device, it stays paired even if you turn Bluetooth off. The next time you turn Bluetooth on, your device will reconnect automatically if it's nearby and powered on. You only pair once per device, unless you unpair it intentionally.

What if my PC has Bluetooth but it's not showing in Device Manager?

The driver may be missing or disabled. In Device Manager, click the View menu and select Show hidden devices. Look for Bluetooth again. If you still don't see it, right-click the top item (your PC name) and select Scan for hardware changes. Windows will search for the Bluetooth hardware and install drivers if available.

Can I use a USB Bluetooth adapter if my PC doesn't have built-in Bluetooth?

Yes. USB Bluetooth adapters are inexpensive and work on any PC with a free USB port. Plug it in, wait a few seconds for Windows or macOS to install the driver, then turn on Bluetooth through Quick Settings or System Settings as normal. The adapter will work just like built-in Bluetooth.

This guide is for general information only and is not medical, financial, legal, or other professional advice. For decisions specific to your situation, consult a qualified professional. See our Editorial Policy.