ClickStart, type the Start search and press ENTER. From the list of services, double-click the Bluetooth Support Service. Change the Startup type to Automatic and click Start to start the service. Click Apply and then click OK. Try connecting the Bluetooth speakers with the computer and check if the issue persists. Ive upgraded my laptop from Windows 7 to Windows 8 using the upgrade assistant. Everything was working flawlessly up until I upgraded to Windows 8.1 and that's when InDevice Manager, select Bluetooth. Press and hold (or right-click) the Bluetooth adapter name (which may include the word “radio”), and select Uninstall device. Select the Start button, then select Power > Shut down. After your device shuts down, Now type the serial number of your Acer Nitro 5 or 7. After it, select the best relevant result and click on find. Now, the product page will open for your laptop. Choose the operating system according to your need. After it, click on “drivers”. Now, the list of all the drivers will open. Click on the download button of the WiFi Driver. Tryall these mods together from this guide: Bluetooth Not Working in Windows 10 as this works for Win-11 also and it worked for me 100% as I also did the "Support Services" mod too. I know that this is really frustrating as the OEM Acer Wi-Fi/BT driver for my AN515-56 the v worked 100% and perfectly on my Intel Killer AX1650I card and then Installeda new wireless adapter (Intel dual band wireless-ac 8265) in my notebook (Acer Nitro AN515-51) because the stock one stopped working many times during the day. After installing drivers my Wi-Fi worked and did not bother setting up my Bluetooth. Now I need Bluetooth so I installed the Bluetooth drivers from Intel's webpage, but nothing Oryou might want to update or reinstall the bluetooth driver in your computer. Go to the device manager. Click on the small white 'up' arrow near the clock on the right of your pc screen. You should see the Bluetooth logo in a white box that appears. Right click the Bluetooth logo and click on 'Turn Adapter On'. BluetoothPC Driver for Windows 11, 10, 8.1, 7, XP SP 2 (32-bit and 64-bit) is a universal software required for the operation of a desktop computer, thin client, workstation, server, laptop, netbook, tablet PC with other devices via Bluetooth wireless interface. Any desktop, laptop, and even portable device running the Windows operating system and having a sc20E6X.