How to fix low sound problem issue on Ubuntu 18.04 / 20.04?

If you are experiencing low sound while playing music or videos on your Ubuntu System even after turning your volume level to maximum or 100 percent then it may be due to the absense of sound driver. Follow the simple steps given below to fix low volume problem on Ubuntu System.

1. Go to Ubuntu Software App from the Ubuntu menu.
2. Type sound in the search field and look for the sound app from Mate media as shown below:

3. Click on the app and then install it.
4. Next, launch the sound app when the installation is complete and increase the volume.