Tweak Changing Shell document, eliminate some redundancies in descriptions.

configuration/changing-shell/en.md

@@ -3,39 +3,30 @@ title = "Changing Shell"
 +++
 # Changing Shell
 
-When using a terminal session to do stuff from the command-line you're in fact using a Shell. It is an interpreter with an interface for users to interact with. It undertands what you write and processes the command and its related tasks.
+When using a terminal session to perform command-line activities, a Unix shell is used to interpret commands. The default shell on Solus is Bash, however changing your shell may enable additional features and functionality.
 
-A Unix shell is a command-line interpreter that provides an interface and functionalities for your terminal, one of the most fundamental tool in a Operative System.
-With a shell you are able to do a lot of tasks from the command-line :
-  - Listing files in a directory with the command `ls`
-  - Creating a directory with the command `mkdir`
-  - Moving a file with `mv`
-  - Launching a software from the command-line (`firefox` for example)
-  - And a lot more useful things that you can do with a graphical interface
+Solus makes available other shells via our repository, with a full list available in `/usr/share/defaults/etc/shells`. Common shells, aside from Bash, are:
 
+- Dash
+- [Fish](https://fishshell.com/)
+- [Zsh](http://zsh.sourceforge.net/)
 
-The most known and used shell in Linux is *bash* as it comes installed and activated on most distribution out-of-the-box.
+## Installation
 
-Other shells exist, such as :
-  - Dash
-  - Fish
-  - Zsh
-  
-A list of available shells on Solus is in `/usr/share/defaults/etc/shells`.
-
-In order to use a shell different from _Bash_ you will have to install the proper package for the shell to be able to work. You will find thoses packages in the Software-Center within the _System utilities_ category.  
-You can also install those packages from the command-line with `sudo eopkg install <Name of the Shell>`:
+In order to use a shell different from Bash, you may need to install the respective package for the shell to be able to work. You will find thoses packages in the Software-Center within the *System utilities* category, or via the command-line with `sudo eopkg install <Name of the Shell>`.
 
 Example:
-```
+
+``` bash
 sudo eopkg install fish
 ```
 
-If you want to switch from *bash* to another shell in your terminal you have to use the command `chsh` to do that (alongside installing the proper package for your shell).
+## Switching
 
-The command is used with `sudo` rights to change the shell for your user session.
+To switch to another shell, first install the appropriate package, followed by the command `chsh` (change shell) with `sudo` to change the shell for your user session.
 
 Example:
-````
+
+``` bash
 sudo chsh -s /bin/zsh $(whoami)
 ```