I just bought a USB sound adapter 7.1 channel and it works well on windows but it doesn't work on Ubuntu as the sound is still getting out from the laptop speakers. How to solve this problem? I have Ubuntu Gnome 16.04
the result of lsusb is
Bus 002 Device 006: ID 1b3f:2008 Generalplus Technology Inc. Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 001 Device 005: ID 0cf3:3005 Atheros Communications, Inc. AR3011 Bluetooth Bus 001 Device 004: ID 05c8:021e Cheng Uei Precision Industry Co., Ltd (Foxlink) Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub 1 Answer
You can use pavucontrol and paprefs to control the volume, and the output devices.
To install them use:
sudo apt install pavucontrol paprefs Then run it from the dashboard, or from terminal, and select the output device.
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