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1 - Before Installation

Installing a new Linux operating system (OS) is a significant undertaking that can breathe new life into your computer or set the stage for a smooth experience on a new machine. However, the process isn't as simple as just inserting a disk or clicking a download link. Proper preparation is crucial for a successful installation. Here's a comprehensive guide on what you should do before installing a new OS.

1.1 - Backup Important Data​

1.1.1 - Why It's Important​

The first and most crucial step is to backup all your important data. Installing a new OS can sometimes go awry, and you don't want to risk losing your files.

1.1.2 - How to Do It​

  1. Identify Important Files: Locate all your important documents, photos, videos, and other files.
  2. Choose a Backup Solution: This could be an external hard drive, a cloud storage service like Google Drive or Dropbox, or a network-attached storage device.
  3. Perform the Backup: Copy the files to your chosen backup solution. Make sure to verify that the backup was successful.

1.2 - Check System Requirements​

1.2.1 - Why It's Important​

Not all computers can run all operating systems. You need to make sure your hardware is compatible with the OS you're planning to install.

1.2.2 - How to Do It​

  1. Check OS Requirements: Visit the official website of the OS and look for the minimum and recommended system requirements.
  2. Compare with Your System: Use system information tools to compare your hardware to the OS requirements.

1.3 - Update BIOS/UEFI​

1.3.1 - Why It's Important​

Updating your BIOS or UEFI can resolve compatibility issues and improve performance.

1.3.2 - How to Do It​

  1. Check Your Current Version: You can usually find this information in the BIOS/UEFI settings during boot-up.
  2. Download the Update: Visit the motherboard manufacturer's website to download the latest version.
  3. Follow Manufacturer Instructions: Each manufacturer has specific steps for updating BIOS/UEFI. Follow these carefully.

1.4 - Create a Recovery Disk​

1.4.1 - Why It's Important​

A recovery disk allows you to restore your system to its previous state in case something goes wrong.

1.4.2 - How to Do It​

  1. Locate Recovery Disk Tool: This is often a built-in feature in modern operating systems.
  2. Follow the Prompts: The tool will guide you through the process, which usually involves inserting a USB drive or blank DVD.

1.5 - Download the OS​

1.5.1 - Why It's Important​

You'll need a copy of the OS to install it, obviously.

1.5.2 - How to Do It​

  1. Visit Official Website: Always download from a trusted source to avoid malware.
  2. Choose the Right Version: Make sure to download the version that matches your system's architecture (32-bit or 64-bit).

1.6 - Prepare Installation Media​

1.6.1 - Why It's Important​

You'll need a bootable USB drive or DVD to install the new OS.

1.6.2 - How to Do It​

  1. Download a Bootable USB Tool: Tools like Rufus for Windows or balenaEtcher for macOS can create bootable drives.
  2. Follow the Tool's Instructions: Usually, you'll need to select the downloaded OS file and a target USB drive.

1.7 - Check for Software Compatibility​

1.7.1 - Why It's Important​

Not all software will be compatible with your new OS.

1.7.2 - How to Do It​

  1. List Your Software: Make a list of all the software you currently use.
  2. Check Compatibility: Visit the software vendors' websites to check if they're compatible with the new OS.

1.8 - Deactivate Software Licenses​

1.8.1 - Why It's Important​

Some software licenses are tied to your current OS. Deactivating them ensures you can reactivate them later.

1.8.2 - How to Do It​

  1. Identify Licensed Software: Look for software that requires a license key.
  2. Deactivate Licenses: Usually found in the 'Help' or 'About' menu of the software.

1.9 - Plan Your Partition Strategy​

1.9.1 - Why It's Important​

Partitioning your drive can help you organize your files and even improve performance.

1.9.2 - How to Do It​

  1. Decide on Partitions: Think about how you want to divide your drive.
  2. Use a Partition Tool: Tools like GParted can help you partition your drive.

1.10 - Ensure a Stable Power Source​

1.10.1 - Why It's Important​

A power failure during installation can corrupt your system.

1.10.2 - How to Do It​

  1. Use a UPS: A Uninterruptible Power Supply can provide power in case of outages.
  2. Check Battery: If you're using a laptop, make sure it's fully charged.

1.11 - Final Thoughts​

Installing a new OS is a big step, but with proper preparation, it can be a smooth and rewarding experience. Don't rush through the steps; take your time to ensure everything is in order. In our opinion, the most critical steps are backing up your data and checking system requirements. Neglecting these can lead to significant headaches down the line.