Start by putting the accessory in pairing mode

No matter which phone or computer you use, the first step is always the same: the accessory itself has to be discoverable. This is called pairing mode, and it tells the accessory to broadcast its presence so other devices can find it. A device that is simply powered on is not necessarily in pairing mode.

For most headphones, earbuds, speakers, and keyboards, you enter pairing mode by holding down the power button or a dedicated Bluetooth button for several seconds until an LED starts flashing, often alternating colours such as blue and red, or blue and white. The exact action varies by model, so if the light behaviour is unclear, check the accessory’s manual. Earbuds usually need to be in their case with the lid open while you hold the case button. Once the light is flashing, the accessory is ready, and you can move to your device.

Pair on Windows 11

Windows 11 keeps Bluetooth under a single settings page that also lists your other devices.

  1. Press Windows + I to open Settings.
  2. Click Bluetooth and devices.
  3. Make sure the Bluetooth toggle is set to On.
  4. Click Add device, then choose Bluetooth.
  5. When your accessory’s name appears in the list, click it.
  6. Wait for the confirmation, then click Done.

Windows 10 is very similar: open Settings, go to Devices, then Bluetooth and other devices, turn Bluetooth on, and click Add Bluetooth or other device. If the accessory does not show up, confirm it is still in pairing mode, because the flashing light often stops after a minute or two.

Pair on a Mac

On macOS the process lives in System Settings, called System Preferences on older versions.

  1. Click the Apple menu and open System Settings.
  2. Click Bluetooth in the sidebar and make sure it is turned on.
  3. Wait for your accessory to appear under nearby devices.
  4. Click Connect next to its name.
  5. If a passkey prompt appears, follow it to finish.

Once paired, the accessory will usually reconnect automatically whenever it is on and in range. You can manage it later from the same Bluetooth screen.

Pair on an iPhone or iPad

Apple devices make pairing quick, and some Apple-branded accessories such as AirPods show a special on-screen card instead of the steps below.

  1. Open Settings and tap Bluetooth.
  2. Turn Bluetooth on if it is not already.
  3. Under Other Devices, tap your accessory’s name when it appears.
  4. If asked for a PIN or passkey, enter it, commonly 0000 or 1234, or confirm the matching code shown on both devices.

Once paired, the accessory moves up to the My Devices section. If it does not appear under Other Devices, make sure it is still flashing in pairing mode and sitting close to your iPhone.

Pair on Android

Android menus differ between manufacturers, so a Samsung phone and a Pixel use slightly different wording, but the route is broadly the same.

  1. Open Settings.
  2. Tap Connected devices, or Connections on Samsung phones.
  3. Tap Bluetooth and switch it on.
  4. Tap Pair new device.
  5. Select your accessory from the list of available devices.
  6. Confirm any passkey prompt to complete pairing.

If a step does not match your screen, look for a similarly named option, since the sequence is the same even when the labels change.

Handling passkeys and PINs

Most modern accessories pair without asking for anything. When a passkey is requested, it falls into one of two types. Simple audio devices and older accessories may need a fixed PIN, and 0000 or 1234 covers the large majority. Devices that pair with each other, such as a phone and a car or a laptop and a phone, often display a six-digit code on both screens, and you simply confirm that the numbers match. Never enter a code into a device you do not recognise, because a legitimate pairing request only comes from an accessory you just put into pairing mode.

When pairing fails, try these fixes

Pairing problems almost always trace back to one of a handful of causes, and the fixes are quick.

  • Confirm pairing mode is active. The accessory’s light should be flashing, not steady. Pairing mode times out, so restart it if too much time has passed.
  • Check Bluetooth is on for both devices. It sounds obvious, but a disabled toggle is the single most common cause.
  • Move the devices closer. Keep them within a metre or so during pairing, with no thick walls between them.
  • Remove an old pairing. If the accessory was paired before, it may try to reconnect to the old device. Forget or remove it from both, then pair fresh.
  • Restart the accessory and your phone or computer. A quick power cycle clears many temporary glitches.
  • On Windows, check the adapter. If no devices appear at all, confirm the Bluetooth adapter is working in Device Manager.

Many accessories can only hold a limited number of saved connections, so if yours keeps jumping back to another phone or laptop, turn Bluetooth off on that other device while you pair. With the accessory in pairing mode and Bluetooth on, nearly every device connects within a few seconds.

Reconnecting an accessory you have already paired

Once an accessory is paired, you do not repeat the full process each time. In normal use it reconnects on its own: turn the accessory on within range of your phone or computer, and the connection re-establishes automatically after a few seconds. If it does not, open your Bluetooth settings, find the accessory in your list of saved devices, and tap or click its name to connect manually. There is no need to re-enter pairing mode for a device that is already saved, and doing so can actually create a duplicate entry. Only use pairing mode again when you are connecting the accessory to a brand-new device for the first time, or after you have removed it.

Removing a paired accessory

When you want to stop using an accessory, or need a clean slate before pairing it again, remove it from your device.

  • Windows: Open Settings, go to Bluetooth and devices, click the three dots next to the accessory, and choose Remove device.
  • Mac: Open System Settings, click Bluetooth, click the information or options button next to the accessory, and choose Forget This Device.
  • iPhone or iPad: Open Settings, tap Bluetooth, tap the information icon next to the accessory, and tap Forget This Device.
  • Android: Open the Bluetooth settings, tap the gear or details next to the accessory, and choose Unpair or Forget.

Removing an accessory is the right first step whenever pairing behaves unexpectedly, because it clears the stored connection and lets you start fresh with pairing mode.