Experience A/V (audio & video) out of sync issue at OBS preview, how to fix it?

Solution 1：Install stream engine and adjust the setting in OBS

Please download and install RECentral 4 software, then adjust the setting in OBS as below:

1. click on “+”, and select Video Capture Device

2. Create UVC device name (GC 570), then press OK.

3. Select “AVerMedia LGHD Stream Engine-1”

4.Scroll down the bar, select :

4-1) Audio Output Mode> Output desktop audio (WaveOut)

4-2) Check “Use custom audio device”

4-3) Audio Device> AVerMedia LGHD Stream Engine-1.

Then press OK.

Solution 2:  Adjust in OBS

Please adjust OBS settings:

1. Open OBS and right click on “Mixer” gear icon.
2. Under “Advanced Audio Properties”>>”Video Capture device”>>“Sync offset”option add value“200”(ms)