The fastest way to check for Bluetooth on Windows

Open the Settings app by pressing Windows key + I, then go to Bluetooth & devices on the left side. If you see a toggle switch for Bluetooth at the top, your PC has Bluetooth hardware. If the toggle is grayed out or the option doesn't appear at all, your computer likely doesn't have it built in.

On Windows 11, you may also see a list of paired devices below the toggle. On Windows 10, the Bluetooth section is under Settings > Devices > Bluetooth & other devices. Either way, a working Bluetooth radio will show an active toggle you can turn on and off.

Key Takeaways

  • The Settings app is the most direct way to check—if Bluetooth appears as a toggle switch, your PC has the hardware.
  • A grayed-out toggle or missing Bluetooth section usually means no Bluetooth chip, though it could also mean a disabled driver.
  • Device Manager shows the actual hardware name and can reveal driver problems that Settings won't show.
  • If Bluetooth is missing from Settings but appears in Device Manager, reinstalling the driver often fixes it.
  • Some older laptops and many desktop PCs don't have Bluetooth—a USB adapter is a cheap workaround.

Check Device Manager for the actual hardware

If Settings doesn't show Bluetooth or the toggle is grayed out, open Device Manager to see if the hardware exists but isn't working. Press Windows key + X and select Device Manager, then look for a category called Bluetooth. If you see it, expand it—you'll see the name of your Bluetooth chip (often something like "Intel Wireless Adapter" or "Realtek Bluetooth").

If the Bluetooth category exists but has a yellow warning triangle or exclamation mark next to the device name, the hardware is there but the driver is broken or disabled. Right-click the device and select Update driver or Enable device. If there's no Bluetooth category at all, your PC doesn't have Bluetooth hardware.

What to do if Bluetooth is missing or disabled

If Device Manager shows Bluetooth hardware but Settings doesn't, the driver likely needs reinstalling. Go to your PC manufacturer's support website (Dell, HP, Lenovo, Asus, etc.), search for your exact model number, and read the Bluetooth driver. Install it and restart your computer. After restart, check Settings again—Bluetooth should now appear and be toggleable.

If Device Manager shows no Bluetooth category and Settings has no Bluetooth option, your PC was not built with Bluetooth. This is common on older desktops and budget laptops. The solution is a USB Bluetooth adapter, which plugs into any USB port and adds Bluetooth to your PC. These cost between $10 and $30 and work with any Windows PC.

Check the physical specs if you're not sure

If you want to know before opening any menus, look up your PC's model number and check the manufacturer's spec sheet. On a laptop, the model is usually printed on the bottom or inside the battery compartment. On a desktop, check the case or the original paperwork. Search "[Your Brand] [Model Number] specifications" and look for "Bluetooth" in the wireless features section.

This method is fastest if you're shopping for a used PC or trying to decide whether to buy a Bluetooth adapter. Spec sheets are honest about what's built in, whereas a PC with a broken driver might look like it has no Bluetooth when it actually does.

Bluetooth on Mac and Linux

On a Mac, click the Apple menu, go to System Settings > Bluetooth, and look for the toggle. If Bluetooth doesn't appear in System Settings at all, your Mac doesn't have it—though this is rare on modern Macs. If it's there but shows "Not Available," restart your Mac and try again.

On Linux, the method depends on your distribution. Most modern Linux systems show Bluetooth in the system settings menu (often under "Devices" or "Connectivity"). If you're using the command line, run bluetoothctl to check if a Bluetooth controller is detected. If nothing appears, your PC doesn't have Bluetooth hardware.

Why your Bluetooth might not show up even if it's there

Sometimes Bluetooth hardware exists but doesn't appear in Settings because the driver is outdated, corrupted, or disabled in BIOS. Before assuming your PC has no Bluetooth, try these steps: restart your computer, check Device Manager again, and look for any unknown devices with a warning icon. Unknown devices are sometimes Bluetooth chips with missing drivers.

If you see an unknown device, right-click it and select Update driver, then choose Search automatically for updated driver software. Windows will search online for the correct driver. If that doesn't work, visit your PC maker's website and manually read the Bluetooth driver for your exact model and Windows version.

Frequently Asked Questions

Can I add Bluetooth to a PC that doesn't have it?

Yes. A USB Bluetooth adapter plugs into any USB port and adds Bluetooth to your PC. They're inexpensive (usually $10–$30) and work with Windows, Mac, and Linux. Plug it in, install any included drivers, and your PC will have Bluetooth within minutes.

Why does my Bluetooth toggle show as grayed out?

A grayed-out toggle usually means the driver is missing or disabled. Open Device Manager, find your Bluetooth device, right-click it, and select Update driver or Enable device. Restart your PC afterward. If the toggle is still grayed out, the hardware may be disabled in BIOS—restart your PC, enter BIOS (usually by pressing Delete or F2 during startup), and look for a Bluetooth or wireless setting to enable.

Do all laptops have Bluetooth?

No. Most modern laptops have Bluetooth, but older models and some budget laptops don't. Check your laptop's spec sheet or open Settings to be sure. If yours doesn't have it, a USB adapter is the cheapest solution.

What if Device Manager shows Bluetooth but it won't turn on?

Try restarting your PC first. If that doesn't work, right-click the Bluetooth device in Device Manager and select Disable device, wait 10 seconds, then right-click again and select Enable device. If it still won't turn on, uninstall the driver entirely, restart, and let Windows reinstall it automatically.

Is Bluetooth the same as WiFi?

No. Bluetooth and WiFi are separate technologies. Bluetooth is for short-range connections to devices like headphones, mice, and speakers. WiFi is for internet connection. A PC can have one, both, or neither. Check Settings or Device Manager separately for each.