How to Block Bluetooth Signals

Last Updated: March 28, 2019 Tested

This wikiHow teaches you how to prevent a paired Bluetooth device from automatically connecting to your computer, phone, or tablet. You can block the connection by unpairing the device in your Bluetooth settings.

Method 1

Method 1 of 5:

Unpairing on an iPhone or iPad

1
Open your iPhone or iPad’s Settings
. You’ll usually find this app on the home screen.
2
Tap Bluetooth. It’s near the top of the menu.

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3
Tap the ″i″ in a circle on the device you want to unpair. It’s on the right side of the device’s name.
4
Tap Forget This Device. It’s at the top of the menu. Now that you’ve unpaired this Bluetooth device, it will no longer automatically connect to your iPhone or iPad.

Method 2

Method 2 of 5:

Unpairing on an Android (Samsung)

1
Open your Android’s Settings
. It’s the gear icon in the app drawer.
- This method will only work on a Samsung-built Android.
2
Tap Connections. It’s at the top of the screen.^{[1]
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3
Tap Bluetooth. It’s the second option.
4
Tap the gear icon next to the device you want to unpair.
5
Tap Unpair. Now that you’ve unpaired this Bluetooth device, it will no longer automatically connect to Samsung phone or tablet.

Method 3

Method 3 of 5:

Unpairing on an Android (Not a Samsung)

1
Open your Android’s Settings
. It’s the gear icon in the app drawer.
- The names and locations of menu options may vary by manufacturer.
2
Tap Bluetooth. It’s near the top of the menu.
- You may have to tap Connected devices to find the Bluetooth option.^{[2]
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3
Tap the gear icon next to the device you want to unpair.
4
Tap FORGET or Unpair. The name may vary by manufacturer. Now that you’ve unpaired this Bluetooth device, it will no longer automatically connect to your Android.

Method 4

Method 4 of 5:

Unpairing on a Mac

1
Click the
menu. It’s at the top-left corner of the screen.^{[3]
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2
Click System Preferences.
3
Click Bluetooth. A list of paired devices will appear.
4
Hover the mouse cursor over the device you want to unpair. An ″x″ will appear next to the device’s name.
5
Click the x. This unpairs the device. Your computer will no longer connect to this device unless you pair it again.

Method 5

Method 5 of 5:

Unpairing on a PC

1
Click the
menu. It’s usually at the bottom-left corner of the screen.
2
Click Settings
. It’s on the left side of the menu.
3
Click Devices. It’s the second icon in the top row.
4
Click Bluetooth & other devices. It’s in the left column.
5
Click the device you want to unpair. It’s in the right panel. A ″Remove Device″ button will appear beneath its name.
6
Click Remove device. A confirmation message will appear.
7
Click Yes. Your computer will no longer connect to this device unless you pair it again.