On your computer, make sure your wireless communication settings allow for a Bluetooth connection. In Windows, search for and open Airplane mode . Make sure Airplane mode is turned off, and Wi-Fi and Bluetooth are turned on. Audio does not switch when headphones connected to the audio jack on Dell computers with Realtek audio. Inspiron notebooks using Realtek Audio Driver do not recognize Headset/Microphone. No Sound with DisplayPort or HDMI Video Cable Connection. Sound not Working After Windows Update. Static Noise from Speakers on Select Dell Inspiron Laptop PCs. Choose Bluetooth. Select your Bluetooth speaker and then click on the Done button to exit the window. Restating your computer is also a great way to eliminate bugs and glitches that might be causing the issue. To restart your Windows PC, press the Alt + F4 hokey, choose Restart from the drop-down menu, and click OK. 2. Press Windows + R to launch the Run command. Type services.msc in the text field, and either click on OK or hit Enter to launch the Services window. Locate the Bluetooth Support Service, right-click on it, and select Properties. Click on the Startup type dropdown menu, and select Automatic from the list of options. Xofp9T.