Win7 flagship as the mainstream operating system, many users will choose to install the upgrade on the basis of XP, and Win7 naturally carry the old-style audio hardware, but in Full-duplex mode to play the sound is certainly not ideal, so turn off Full-duplex audio mode is also necessary, then in Win7 64-bit How do I close this mode? In fact, we can use the Local Group Policy Editor to disable Full-duplex audio mode, let's look at the specific settings tutorial.
1, in the Win7 flagship version of the use of the combination of "win+r" open the Run window, and enter the "gpedit.msc" press Enter or make sure that the "Local Group Policy Editor" window;
2. After opening the Local Group Policy Editor window, open the User Configuration-Administrative Templates-all settings and locate the "Disable Full-duplex audio" option in the right menu and double-click Open;
3, finally open the "Disable Full-duplex Audio Settings" window, select "Enabled" and OK.
It is so simple to turn off Full-duplex mode audio under the Win7 pure 64 bit, but it is worth noting that when you turn off Full-duplex audio mode, you cannot listen to incoming audio while the microphone is speaking, and the legacy audio hardware does not perform well in Full-duplex mode, Users can set whether Full-duplex audio mode is turned on or off according to personal needs.