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virtualbox.org • View topic - No Audio in Windows 7
https://forums.virtualbox.org/viewtopic.php?t=14155
3) Restart windows. If still not working then click on start button, right click on 'Computer' and select 'Properties'. Go to device manager and right click on the audio device. Click 'Update Drivers'. Select the option 'Browse for Driver' and select the unpacked realtek driver folder. Should install and then work fine.
#17225 (Audio distortion/skipping/stutter in Windows 7 ...
https://www.virtualbox.org/ticket/17225
Tested VirtualBox 5.2.32 on Windows 7 host and Windows XP/7 guests. Audio quality is good. There is no distortion/skipping/stutter. However, delay is built up while playing sound. Audio is in sync at start but drifts gradually. There is a 2 second delay after 2 hours of playing. It is noticeable when start, pause or resume playing.
Stuttering virtualbox sound with windows 7 guest and ...
https://askubuntu.com/questions/341833/stuttering-virtualbox-sound-with-windows-7-guest-and-ubuntu-host
Great, I had the problem since years. I put the execution cap to 100% and almost everything was fine (90%). I still used Intel HD Audio driver in the guest (Windows 7) and PulseAudio in the host (Ubuntu 13.10). Then I changed the host driver to Alsa-Audio-Driver and it seems that the last 10% of problem is gone, too. Thanks a lot, guys.
#15806 (Sound problems) – Oracle VM VirtualBox
https://www.virtualbox.org/ticket/15806
Host Windows 7 x64 SP1 with all others update. Guest Windows 7 x64 SP1. Problems: The system sounds are truncated just before they finish. Also, if you test the speakers (Control Panel - sound; double click on Speakers, select tab Advanced, click on Test) the resulting sound is very bad: is croaky. The problem do not appear on VirtualBox 5.1.2.
VirtualBox Audio Driver for Windows 7 :: Chris Jean
https://chrisjean.com/virtualbox-audio-driver-for-windows-7/
VirtualBox Audio Driver for Windows 7. I recently installed Windows 7 in VirtualBox, and unlike other OSes I’ve installed in VirtualBox, the sound driver wasn’t automatically recognized. I found a driver that works with both 32-bit and 64-bit versions. I installed this both before and after installing the Guest Additions, but it didn’t ...
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