Bluetooth connected but no sound in windows 10/11

      8

Most modern computers, smartphones, smart gadgets and wireless devices have công nghệ bluetooth không dây wireless technology, which helps you connect them together. While it’s an indispensable part of such devices, it isn’t perfect, so it may malfunction at any time.

Bạn đang xem: Bluetooth connected but no sound in windows 10/11

Among the reasons công nghệ bluetooth không dây doesn’t work when trying lớn pair your devices, include the proximity between devices, device compatibility, interference from various sources like WiFi or radio spectrum signals, low battery, or simply because it’s not enabled.



We’re going to lớn show you how lớn resolve when bluetooth doesn’t work on your computer and điện thoại and get them back to working condition.

Fix When công nghệ bluetooth không dây Doesn’t Work On a Windows PC

On a Windows computer, you may experience bluetooth connection issues due to lớn device compatibility, operating system, or driver and/or software updates. Other causes include incorrect settings, a broken device, or the công nghệ bluetooth device may be off.

There are several ways to lớn fix bluetooth connection problems in Windows. In this guide, we’re going khổng lồ show you how to lớn fix it on a computer using Windows 10.

Enable Bluetooth

Make sure bluetooth is enabled by going khổng lồ the Action Center và clicking on the notification icon at the bottom right side of your computer’s screen next lớn the Clock. Find the Bluetooth tile and click to lớn turn it on (it’s grey/dim when off).


*

Turning công nghệ bluetooth on & off again also resets the setting và helps fix any connectivity issues as your computer has to search for nearby devices all over again.

If you’re on board a plane, and flight mode is on, it disables Bluetooth, so make sure you turn it off once you land by clicking on the Windows 10 Flight Mode tile in kích hoạt Center.

Bring The Devices In Close Proximity lớn One Another
*

If you’re using a desktop computer, move the bluetooth device closer to the computer và try pairing them together. When the distance isn’t close enough, the công nghệ bluetooth connection will be out of range, so make sure they’re as close as possible khổng lồ get an active connection. If it’s a laptop, move it closer lớn the bluetooth device you want to connect it with.

Check Your Devices tư vấn Bluetooth

You might think your computer or công nghệ bluetooth device supports the wireless công nghệ when actually it doesn’t. Not all devices use công nghệ bluetooth không dây or have the công nghệ built into them, so check the device’s packaging or manual to lớn see if it supports bluetooth không dây or not before trying khổng lồ connect. Otherwise you can connect using a cable or WiFi connection.

If your computer doesn’t have Bluetooth, buy a bluetooth không dây adapter & attach it to lớn one of the USB slots on your computer & try to lớn connect again.


*

*

It’s also possible that the công nghệ bluetooth device you’re trying lớn connect to your computer is off. Check and turn the device on before trying the connection again. Sometimes it may also take time lớn scan & detect other devices, so if it goes off, turn it on again & try the connection.

Check For Device Conflicts

If you’ve paired your công nghệ bluetooth không dây device with more than one computer, or other devices, it can cause conflicts and affect the connection. Lớn fix this, turn off bluetooth on all other devices or computers, except one & see if it works again.

For example, if you have a fitness tracker that you connected to lớn multiple devices, it could conflict with these devices so try pairing one at a time.

Switch Off Nearby Devices

If you’re pairing multiple bluetooth không dây devices khổng lồ your computer, it could make it harder khổng lồ pair a new one. Turning off other nearby devices connected to your computer via công nghệ bluetooth không dây can help resolve the connectivity issue.

Make Your System DiscoverableThis setting isn’t found where you may expect it to lớn be, so click Start > Settings > Devices.
Restart The ComputerA restart usually helps resolve any software glitches that could be causing problems with your computer, including Bluetooth & other connectivity problems. You can click on Start>Power button and select Restart.
Try connecting again once your computer restarts and you’re logged in.Check For Windows Updates

Windows 10 usually has several updates that can cause the công nghệ bluetooth connection to fail, as it would with WiFi.

Updates come with security patches và the latest features và version of Windows 10, which can also help you as you try to pair your device.

Go khổng lồ Start > Settings > Update và Security.
Make sure your computer is connected khổng lồ a power nguồn source as this process tends khổng lồ consume resources và drain the battery. Plus, it could affect the updating process if it goes off midway.Run Windows 10 công nghệ bluetooth không dây Troubleshooter

This is a built-in tool that scans your computer for any Bluetooth-specific issues & resolves them.

Click Start > Settings > Update và Security. Click Troubleshoot > Bluetooth.
Un-Pair & Re-Pair The công nghệ bluetooth DeviceTo remove a công nghệ bluetooth không dây device, click Start>Settings>Devices. Find your device và click on it. Click Remove Device.
Restart the computer and try the pairing process again.Check bluetooth Service Status

As a Windows 10 service, bluetooth không dây should be able lớn turn on like all other services, but you can always kiểm tra its service status và click on it lớn start if it’s stopped.

Right click Start > Run và type services.msc in the run dialog box. In the Services list, kiểm tra for all bluetooth không dây services.
Double-click each Bluetooth-related service and check Service Status. If it shows Start, then it’s running properly. If it shows Stopped, click Start to activate it.
Check event Log

After a June 2019 Windows 10 patch to protect from a bluetooth security vulnerability, some devices had connectivity issues, but you can check if yours is among them by going to lớn the sự kiện Log.

Right click Start > event Viewer.

Check for:

Event ID: 22Event Source: BTHUSB or BTHMININame: BTHPORT_DEBUG_LINK_KEY_NOT_ALLOWEDEvent Message Text: Your công nghệ bluetooth device attempted khổng lồ establish a debug connection. The Windows bluetooth stack does not allow debug connection while it is not in the debug mode.

If your computer shows the above, liên hệ your bluetooth không dây device’s manufacturer and ask for a patch, if available. Otherwise, you may have lớn buy a new bluetooth không dây device.Update công nghệ bluetooth không dây Drivers

Outdated bluetooth không dây drivers may cause the function not khổng lồ work on your computer, especially if you recently updated Windows 10.

Right click Start > Device Manager. Click Bluetooth lớn expand the category. Find the công nghệ bluetooth không dây adapter for your computer & right click on it.
Click Update Driver and select search automatically for updated driver software. Follow the on-screen steps & restart your computer.
You can also kiểm tra the computer manufacturer’s website for any latest drivers and download from there.

Fix When công nghệ bluetooth không dây Doesn’t Work on a Mac

If you’re using a Mac, you can fix công nghệ bluetooth connection problems using these methods.

Turn công nghệ bluetooth không dây Off và OnTo vì chưng this, click the apple menu & select System Preferences.
Select Bluetooth and click Turn bluetooth off. Wait for a few seconds and click the Turn bluetooth on button.
Remove bluetooth Preference List

If your Mac’s bluetooth doesn’t work, it could be caused by corruption of the preference các mục that your Mac uses khổng lồ store devices & their current state – not connected, connected, successfully paired, or not paired.

Xem thêm: Hướng Dẫn Cách Kết Nối Chuột Không Dây Với Laptop Win 10, Sử Dụng Chuột Bluetooth Của Microsoft

Such corruption prevents the computer from reading data from the file or updating the data in the file.

The solution is khổng lồ remove or delete the preference list, but make sure you back up your data first.

Open Finder & go lớn /YourStartupDrive/Library/Preferences.
Find the com.apple.Bluetooth.plist file from the listings. This is your Mac’s bluetooth không dây Preference list, & possibly the tệp tin that’s causing công nghệ bluetooth không dây not khổng lồ work. Select the file và move it to lớn the desktop lớn create a backup copy.
Right-click the com.apple.Bluetooth.plist file and click Move lớn Trash. Enter your password and click OK.Restart your Mac. It’ll create a fresh công nghệ bluetooth preference file. Next, pair the công nghệ bluetooth devices by clicking Apple thực đơn > System Preferences > bluetooth không dây Preference pane.A các mục of all devices will be displayed with a Pair button. Click the button to lớn associate the device with your Mac, & repeat for all other công nghệ bluetooth không dây devices you want.
Once your bluetooth không dây issue is resolved, delete the backup copy of the file you moved khổng lồ the desktop in the previous steps. If it recurs, restore the backup copy by copying it to your /YourStartupDrive/Library/Preferences folder.Reset The bluetooth System

This is another last resort method lớn get bluetooth không dây working on your Mac again. It causes the computer lớn forget any công nghệ bluetooth device you’ve ever used after which you have to reconfigure each device.

Enable the công nghệ bluetooth menu vật phẩm by holding down SHIFT+OPTION keys and select Bluetooth menu item. Release the keys when you see the menu.Select Debug, Remove all devices.
The bluetooth không dây system is now reset khổng lồ factory default.

Fix When bluetooth không dây Doesn’t Work On an game android Smartphone

If you’ve tried the basics – toggling on the bluetooth connection, powering on the công nghệ bluetooth không dây device, restarting your smartphone, and nothing works, here are some methods to lớn help you fix when công nghệ bluetooth doesn’t work on Android.

Remove Paired Devices

You can remove all previously paired devices to lớn allow your game android phone to lớn start afresh, especially if it’s an old danh sách that you’re looking at, và you won’t need those connections again.

To bởi vì this, open Settings > Connections > Bluetooth & toggle the switch on khổng lồ see the devices.
In the danh sách of paired devices, tap on the settings icon of each device lớn un-pair with your phone. Repeat this for all devices until there aren’t any on your list.
Your phone will scan and detect nearby bluetooth devices & you can connect with the one you want.

Update Your Phone Software

Go lớn Settings > Software Update và tap on it.
Tap Download và Install. Once complete, the phone will restart after which you can check if the bluetooth không dây function works again.
Use Your game android Phone In Safe Mode

Safe Mode disables third party apps on your phone that could be conflicting with Bluetooth, & causing connectivity problems. The steps vary with different game android models or versions, but for this guide, we’ll use app android 9 (Pie).

To go khổng lồ Safe Mode, press and hold down the Power button until you see the Power options appear on the screen.
Release the nguồn button, & touch and hold down Power off until you see the green Safe Mode icon. Tap on it to restart in Safe Mode.
The phone will restart và you’ll see the words Safe Mode at the bottom of the screen. Test whether your bluetooth works in Safe mode. If it works in Safe Mode, it means there’s an app on your phone that could be interfering with Bluetooth.
Go back to lớn normal mode by restarting the phone and uninstall the problematic app.Factory Reset

This is a last resort method, as it removes all data and third buổi tiệc ngọt apps from your phone. Back up your device before resetting it back khổng lồ factory defaults by going khổng lồ Settings>Accounts & Backup>Smart Switch. Give the necessary permissions and follow the instructions khổng lồ backup your data.


Tap the xanh Reset button. The phone will restart once the reset completes, after which you can try using công nghệ bluetooth không dây again.

Fix When bluetooth không dây Doesn’t Work On iPhone

If you’re experiencing hiccups with bluetooth không dây on your iPhone, try the steps below khổng lồ resolve it.

Keep Your iPhone Software Up lớn Date

This is important for security purposes và because it comes with the latest game ios features for your device.

To update your quả táo software, go khổng lồ Settings > General > Software Update.
Here, you may get a prompt to lớn update or it’ll notify you that you’re using the most recent software available for iOS.Disable Bluetooth & Restart Your iPhone

If your quả táo software is up-to-date, the next step is to check whether bluetooth is on và disable it, and then hard restart your iPhone.

You can toggle bluetooth không dây off by going to the Control Center on your iPhone, or using Settings > Bluetooth and toggle the switch lớn off.
To hard restart your iPhone, press và hold the side & volume down buttons at the same time until you see the táo khuyết logo. Then enable công nghệ bluetooth again from Control Center or from Settings>Bluetooth. The hard restart method varies with the iPhone model you’re using.Disconnect From & Reconnect With The công nghệ bluetooth Device

If your iPhone is currently connected to a particular problematic bluetooth không dây device, disconnect it from the device, and try reconnecting the devices.

You can bởi this from Settings>Bluetooth, tap the ‘i’ next to lớn the device and select Disconnect, & do the same to reconnect.
Un-Pair & Re-Pair The Devices

To bởi vì this, forget the công nghệ bluetooth không dây device and then try to lớn pair it with your iPhone again.

Open Settings > BluetoothTap the ‘i’ next to lớn the device và select Forget This Device. This will unpair the two devices. Go through the pairing process again with the bluetooth device và see if it works.

Still on pairing, you can try to lớn pair with a different iPhone khổng lồ determine whether the công nghệ bluetooth không dây issue is with your iPhone or the device you’re trying to pair it with.

If công nghệ bluetooth still won’t work with a different iPhone, it’s probably the other device, but if it does, then the issue is with your iPhone.

Reset Network Settings

If the bluetooth problem persists, try resetting the network settings. This wipes all the công nghệ bluetooth information from your iPhone along with other network settings like WiFi networks.

Go khổng lồ Settings > General > Reset.
The iPhone will go off & restart, after which you can try pairing it with the công nghệ bluetooth không dây device again.Restore Your iPhone

This is a last resort method to try when bluetooth won’t work on your iPhone. It involves resetting your phone back to lớn the factory mặc định settings, which ideally erases all your settings & any content on the phone, so it’s back khổng lồ the original state it was before you unboxed it.

Back up your iPhone và then take the steps below to lớn factory reset it.Open Settings > General > Reset and select Erase All content and Settings.
Type in your iPhone passcode & the process will begin.If all else fails for your iPhone, get in cảm ứng with apple Support. Kiểm tra if your iPhone’s warranty is still valid, so you don’t have khổng lồ pay a lot more for repairs as you would with an iPhone that’s no longer covered by warranty.

Elsie is a technology writer và editor with a special focus on Windows, Android and iOS. She writes about software, electronics và other tech subjects, her ultimate goal being to lớn help people out with useful solutions to lớn their daily tech issues in a simple, straightforward và unbiased style. She has a BCom degree in marketing and currently pursuing her Masters in Communications & New Media. Read Elsie"s Full Bio


Did you enjoy this tip? If so, check out our YouTube channel from our sister site Online Tech Tips. We cover Windows, Mac, software & apps, & have a bunch of troubleshooting tips và how-to videos. Click the button below to lớn subscribe!