Now, again click on the product line menu and select the “High Definition Audio Codecs” option.Select “PC audio codecs” option from the menu. Now, click on the small arrow provided in front of the “Product Line” option to open a drop-down menu. On the following page, you’ll see all the available computer peripheral ICs.Select “Computer Peripheral ICs” option from the drop-down menu. Select “Downloads” option from the side menu. After clicking, A side menu will appear.Once you are on the website, click on the menu icon provided on the upper left corner of the website.Now, you will be redirected to the homepage of the website.Head over to the official website of Realtek by clicking the given link.To download the Realtek HD Audio Manager, follow the steps provided below: There are multiple variations of the software available on the website classified on the basis of the Windows version and Motherboard model. Realtek HD Audio Manager is an open source freeware available to download on the official website of Realtek. How to Fix Sound or Audio Problems on Windows 10 | Audio Problems Solved How To Download Realtek HD Audio Manager?