How to Install CentOS Linux


How to Install Linux

Hi Guys, Previous topics we have discussed about Why used Linux and its Advantages and Disadvantages. Now in this topic we will discuss, How to install Linux.

Linux is liberal to download and install on any computer. Because it is open source, there are a variety of different version, or distribution, available developed by different groups.

Follow this guide for basic instructions on the way to install any version of Linux, also as specific instructions for a few of the foremost popular ones.

  • Download the Linux distribution of your choiceIf you are free for use Linux trying to Lightweight and easy to use distribution, such as CentOS and Red Hat.  It is free as ISO download. This format need to burned to a DVD or USB stick (Pendrive)

  • Boot into Live DVD or Live USB. All computers are set to boot into Hard Drive first, which means to reboot your system and change some setting to boot from your Live DVD or Live USB.  Start by rebooting your Computer
  • Ones reboot your computer press the key used to enter the boot menu. The key for your system will be displayed on the same screen as the manufactures logo. Typical key  includes F2, F12 or Del.
  • For Windows 8 users, hold the shift key and restart. This will load the Advanced Startup Options, Where you’ll boot from CD.
  • For Windows 10 users, go to advanced boot in setting and click ‘Restart Now’
  • If your computer doesn’t give your direct access to boot the menu from the manufacture’s splash screen, It’s most likely hidden in ‘BIOS’ Menu . You can access BIOS menu same as boot Menu.
  • Once you boot menu, select your Live CD or Live USB. Once you have changed the setting , click F10 (Save and Exit) the BIOS Setup or Boot Menu. Your Computer will continue with the boot process.
System Requirement:

Before you begin installing, you need to check following System requirement.
  •  An Installation Media – 8 GB (or more) USB Drive or Blank Drive
  • A CentOS ISO Image . This can be downloaded at CentOS main Website 
You can  choose to download ‘DVD ISO’ which come with added option of installing Graphical User Interface and other service or you can choose Minimal ISO which comes without GUI and added features.

  • Installing CentOS

Upon rebooting it, the first screen present you with a list of choices to choose from. Select the first option “Install CentOS” to begin the installation process.

  • Select the Language 
In the next step, select your preferred language and hit the “Continue” button

  • Configure the Date and Time
In the next page , you will presented with following interface with a few parameters that needs to be configured. First online is the Date & Time Configuration.

The wold’s map will be displayed. Click on your current physical location on the map to line some time and hit the ‘Done’ button to save lots of changes.

This brings you back to previous page.

This brings you back to previous page.

  • Configure Language Support
Next, click on the “Language Support” option to configure your language setting.

Select your preferred language and as before, hit the ‘Done‘ button to save the settings.

  • Configure Keyboard 

Next online is that the keyboard configuration.. Click on the keyboard option. 

You can test the keyboard configuration and when you are satisfied with the outputs, click on the ‘Done‘ button as before.

  • Select installation Source
In the next step, click on “Installation Source” to customize your installation using other sources aside from the normal USB/DVD.

Its recommended however to go away this feature in its default setting as ‘Auto-detected installation media‘ . Hit ‘Done‘ to save lots of the changes.

  • Configure Software Selection 
This is the step where you’ll select your preferred system installation software. CenOS offers a myriad of Desktop and Server installation environment to choose from. 

For production environment you need to choose ‘Minimal installation’ and for Home environment you need to choose ‘GNOME Desktop’.

  • Configuring Partition
This the part where you configure your hard disk, Click on “Installation Destination” option.

As you can see, we have our free partition which we shrunk to about 40 GB. Click on it to select it and click on automatic partition

With automatic partition, the system automatically partitions the hard drive into the three main partitions as follow: 

  1. The [/ (root)]
  2. The [/ home]
  3. The [swap]
Next click one Done Button to save and return to previous pages.

If you are configure manually partitions then click on the “I will configure partition” 

Next choose LVM (Local Volume Manager) or any other mount point. Then click on Click here to click them automatically option.

Other partition schemes you can choose from include: 
  • Standard partition
  • LVM Thin provisioning
  • Btrfs
  • LVM
 Click on LVM and click on Click here to click them automatically
If you are satisfied with the result, you can use the add, remove and reload the partitions scheme to start all over again using the three buttons show below.

  • Configure Networking & Hostname
Next, hit the Networking Tab

On the far right need to ON networking button. If your are DHCP environment your computer will automatically pick up IP Address.

To set Hostname (Computer Name) you need to scroll down button and specify name and click on Done button.

Now it’s time to installation of the system. Click on the Begin Installation button.

At this point need to Root password and Regular user in the system.

Click on Root Password and click on Done button.

You can also click on User creation and create User Name and Password.

Then remove your USB or DVD and click on Reboot.
After System reboot you need to accept End User Licence Agreement.
Click on Licence Information. 
And Click on I Accept
Finally click on FINISH CONFIGURATION to finish the method.

We have finally learned How to install Linux (CentOS) on your system. I home you learned it. If you getting issue while installing comment us will help you definitely.

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