You can find the audio driver below for the Dell Inspiron 3043. You will note that the Realtek audio driver was last updated in January 2017. This is a 64bit driver and is the Realtek High Definition Audio Driver and is supported on Inspiron / Vostro / XPS running Windows 10 64-bit. You can also see the computers below which it will work on as Dell tends to use the same hardware between different products. This is for a Windows 10 64 bit operating system across the Dell range as listed below.
Inspiron 3043 : Realtek Audio Codec Driver
The Dell Inspiron 3043 was an all-in-one computer brought to market by Dell. You normally cannot upgrade these systems with new hardware as the space in the rear would be very limited. The Realtek Audio card which is in this machine is a driver which was released on 13 Jan 2017. This is driver release version 220.127.116.1128, A03 of the Realtek High Definition Audio Codec adapter. Note that this is a large driver file of more than 350MB so you need to check your bandwidth before you download this file.
Download the Real Tech Audio driver below. Open the Zip file and then click on the file inside which will then install the driver for your hardware. If this is a newer driver then it will install over the older driver. This is not an issue. You will simply need to restart your computer once the installation has been completed.
Version: 18.104.22.16828 ,A03
Last Updated: 13 Jan 2017