In case not working, install snap on Ubuntu: $ sudo apt install snapd It is cross-distribution and dependency-free. Snaps are easy to install applications packaged with all their dependencies. Go to Ubuntu Software - search for gnome tweaks and install it from there. Using Gnome tweaks you can change themes, control desktop icons, change fonts, manage touchpad, change power settings, and more. Gnome Tweak is available in the Universe repository, make sure it's enabled in Ubuntu Software. Gnome Tweak Tools is used to customize the looks and feel of Ubuntu. Once enabled, by default all incoming and forward traffic is blocked, and allow all outbound traffic. To enable UFW firewall, type: $ sudo ufw enable To check the status of UFW, type: $ sudo ufw status verbose If you are a beginner then it's the right tool to start to secure your network. Ubuntu 20.04 comes with UFW preinstalled and disabled by default. UFW is a firewall management interface to configure the firewall. Enable Dark Mode from Appearance Menu 10. There should be three modes listed under Window colors: select Dark (or whatever modes you prefer) and wait for it to take effect.
To enable dark mode on Ubuntu goto Settings -> Appearance. The dark mode is a popular display feature that has been touted to not just provide a professional feel and look to your computing environment but also to save battery consumption (especially in the mobile computing world).
UBUNTU SOFTWARE CATEGORIES EMPTY DRIVERS
From the list, enable the drivers which you require and click Apply Changes. To install these additional drivers, go to Softwares & Updates, click the Additional Drivers tab and wait for the drivers listing to load.
These drivers are provided by hardware manufactures. In some situations such as while using a graphics card or wireless, we require proprietary drivers. Install Additional Driversīy default, Ubuntu installs open-source drivers. Play the sound just recorded: $ sudo aplay my-record 8. To record a 5 seconds sound on the system's default capture device, type: $ sudo arecord -device="sysdefault:0" -d 5 my-record You can also test your microphone using arecord tool.
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