Right-click the installer and select Run as Administrator .
A system reboot is mandatory for the driver to initialize correctly and for the Realtek Sound Manager to appear in your taskbar. Common Issues
Check the BIOS/UEFI settings to ensure the "Onboard Audio" is enabled and set to "AC97" mode rather than "Auto" or "HD Audio." draiver realtek ac97 4 06 skachat
If installing on Windows 7 or Vista, right-click the setup file, go to Properties > Compatibility , and set it to Windows XP (Service Pack 3) .
This driver is for the AC'97 codec only. It will not work for modern "Realtek High Definition Audio" (ALC series) hardware. Installation Instructions Right-click the installer and select Run as Administrator
Download the WDM_A406.exe (or similar) package from a reputable archive site, as Realtek has moved these to their legacy repositories.
On newer versions of Windows, you may need to disable Driver Signature Enforcement to install this legacy software. This driver is for the AC'97 codec only
Windows 98, Windows Me, Windows 2000, Windows XP (32/64-bit), and Windows Server 2003. Limited Support: Windows Vista and Windows 7 (32/64-bit).
