The top 10 companies in the 2017 Forbes list for the Software & Programming industry are listed in the following table: All values listed in the table are in billion US$, Forbes lists market capitalization as of February 2017. List of the largest information technology companies. List of largest Internet companies.
Instructions. Make sure the appropriate devices are connected to the HDMI port and headphone jack on your computer. (Ex: display to HDMI and pair of headphones to headphone jack). Click Start (blue Windows logo) and select Control Panel from the list of options on the right hand side.Select the category labeled Hardware and Sound. Under Sound, select the option Manage audio devices..Ex: display to HDMI and pair of headphones to headphone jack). Click Start (blue Windows logo) and select Control Panel from the list of options on the right hand side. Select the category labeled Hardware and Sound.
For most users, the default device is Speakers. Change the default device to Headphones. 4. Select the sound device that you want as the default sound device, and then click Set Default. 5. Click the Properties button, then select the Levels tab, and make sure that the volume is at 100 and not muted.6.O. I connected my earphones to headphones jack, and the music only plays from my speakers. The earphones I have are the same ones that are used for the iPhone, but they work on any other device, and my earphones work when I click 'test' on the sound window which I found on the Control Panel.