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--- ubuntu_desktop:things_to_after_installing_18.04 [2019/11/24 18:09] – peter
+++ ubuntu_desktop:things_to_after_installing_18.04 [2020/07/15 09:30] (current) – external edit 127.0.0.1
@@ Line 6: / Line 6: @@
 Ubuntu doesn’t come, by default, with enabling additional repositories. Before updating and upgrading your Ubuntu system must allow the additional canonical repositories.
-* To do so, search for **Software & Update**.
+  * To do so, search for **Software & Update**.
+  * In the **Other Software** tab, enable “Canonical Partners.”
+  * Now close the window, ignore if it says reload.
+<WRAP tip>
+Ubuntu has several repositories from where it provides software for your system. These repositories are:
+  * Main – Free and open-source software supported by Ubuntu team
+  * Universe – Free and open-source software maintained by the community
+  * Restricted – Proprietary drivers for devices.
+  * Multiverse – Software restricted by copyright or legal issues.
+  * Canonical Partners – Software packaged by Ubuntu for their partners
+Enabling all these repositories will give you access to more software and proprietary drivers.
+</WRAP>
-* In the **Other Software** tab, enable “Canonical Partners.”
-* Now close the window, ignore if it says reload.
 ----
@@ Line 39: / Line 52: @@
 Enable proprietary drivers. To install and see the availability of the proprietary drivers for your hardware,
-* To do so, search for **Software & Update**.
+  * To do so, search for **Software & Update**.
+  * Select the **Additional Drivers** tab.
-* Select the **Additional Drivers** tab.
+  * Select one of the proprietary drivers that seems to be specific to your graphics card.
-* Select one of the proprietary drivers that seems to be specific to your graphics card.
 -----
@@ Line 50: / Line 61: @@
 Install the Gnome Tweak Tool.
+GNOME Tweak Tool, the settings manager for GNOME lets you customize the Ubuntu desktop according to your liking.
+With the GNOME Tweak tool you can accomplish the following:
+  * Change the look and feel of the Ubuntu Desktop Environment.
+  * Change the default fonts.
+  * Play with the Window buttons.
+  * Effectively manage all GNOME extensions.
+  * Enable/Disable desktop icons.
 <code bash>
-sudo apt-get install gnome-tweak-tool
+sudo apt install gnome-tweak-tool
 </code>
@@ Line 77: / Line 98: @@
 By default, Ubuntu does not provide any media codec to play multimedia files. So to enjoy movies, music, and entertaining application, you need to install media codecs. Use the following code into Terminal.
+To be able to play media files like MP#, MPEG4, AVI etc., run:
 <code bash>
@@ Line 82: / Line 105: @@
 </code>
-Here I recommend installing the free version of libavcodec also to avoid an issue while performing media task with video editors or transcoder. Use the following code.
+Recommend to install the free version of **libavcodec** also to avoid an issue while performing media task with video editors or transcoder.  Use the following code.
 <code bash>
@@ Line 88: / Line 111: @@
 </code>
-Moreover, to enable encrypted DVD playback, you have to install… “libdvd-pkg.”
+Moreover, to enable encrypted DVD playback, you have to install **libdvd-pkg**.
 <code bash>
@@ Line 97: / Line 120: @@
 ===== Enable Night Light =====
+According to recent studys, the blue light emanating from your PC or Laptop may cause considerable amount of eye strain.  Hence, you can turn on the Night light feature that will automatically adjust the blue light.
+Go to menu:
 Settings > Devices > Displays and toggle the Night Light on.
@@ Line 105: / Line 132: @@
+  * VLC – media player for videos
+  * GIMP – Photoshop alternative for Linux
+  * Pinta – Paint alternative in Linux
+  * Calibre – eBook management tool
+  * Chromium – Open Source web browser
+  * Kazam – Screen recorder tool
+  * Gdebi – Lightweight package installer for .deb packages
+  * Spotify – For streaming music
+  * Skype – For video messaging
+  * Kdenlive – Video editor for Linux
+  * Atom – Code editor for programming
+  * Android Studio –  For Android app development
@@ Line 144: / Line 182: @@
 ----
+===== Enable Firewall and Install Antivirus =====
+Ubuntu has a firewall called UFW which is pretty good and straightforward. But you need to enable it first. You can either enable it through command or install a GUI for UFW.
+To enable the firewall to execute:
+<code bash>
+sudo ufw enable
+</code>
+UFW is quite intuitive to use. To disable firewall execute:
+<code bash>
+sudo ufw disable
+</code>
+Managing UFW via GUI
+<code bash>
+sudo apt install gufw
+</code>
+----
+===== System Cleanup =====
+You can clean partial packages using a command:
+<code bash>
+sudo apt autoclean
+</code>
+You can auto cleanup apt-cache:
+<code bash>
+sudo apt clean
+</code>
+You can clean up of any unused dependencies:
+<code bash>
+sudo apt autoremove
+</code>
+----