Updated README.md

updated install and remove package

Author: Bhumi1685

README.md

@@ -46,31 +46,36 @@ Auto Off: Similarly, "auto off" refers to a feature that automatically stops or
 
 ## To install and remove package
 Packages in TCET Linux is managed by package manager.
-Before installing packages it is always recommended to synchronize and update your package database for that use command:
+Before installing any package it is always recommened to synchronize your package database. For that use command:
 ```
-sudo pacman -Syu
+sync package-name
 ```
 To install a package and its necessary depedencies use command:
 ```
-sudo pacman -S package-name
+install package-name
 ```
 To remove a package from your package database use command:
 ```
-sudo -R package-name
+remove package-name
 ```
-Packages often come with dependencies that it relies on in order to function properly. To remove a package with it dependencies use command:
+Packages also come with dependencies on which package relies on in order to function properly.To remove package with its dependencies use command:
 ```
-sudo -Rs package-name
+autoremove package-name
 ```
+
 ## Autosuggestion and autocompletion
  `Autosuggestion` is for the people who are using terminal frequently, sometimes users forget about previously entered command and their parameters .It is also helpful for beginners who often make mistakes.
 
  You can add autosuggestions to your terminal in Linux by installing the `zsh-autosuggestions package`. You can run following command on terminal-
 ```
-sudo apt install zsh-autosuggestions
+ install zsh-autosuggestions
 ```
 
 `Autocompletion` allows user to automatically complete the command by typing partial commands. It is one of the most useful tools in any operating system. Linux distribution with *Bash* as their default shell has inbuilt auto-completion feature. Type your command partially and then hit `tab` key to autocomplete rest of your command.TCET Linux comes with autocompletion and autosuggestion as a `default in-built` feature.
+You can add Autocompletion to your terminal by running command:
+```
+install zsh-auto-completion
+```
 
 ## Xfce
 `Xfce` is and `open-source desktop environment` for Unix and Unix like operating systems like Linux. Xfce provides user friendy interface while also being visually appealing. Its key feature includes `fast, lightweight and highly configurable`.In addition to this features,it runs `low on system resources` which makes it a perfect desktop environment for TCET Linux.