This article shows you step-by-step how to install Debian 10 on your server or desktop. I have installed on my VMware workstation. However, the steps are same when you install on any physical machine.
Let's continue without wasting any further time.
Download Debian 10
Step 1. Download the appropriate iso image according to your processor architecture from the following location,
https://www.debian.org/distrib/netinst
Step 2. Burn the iso image on a bootable CD/DVD or write it to an USB stick and insert it into your computer. If you are using a virtual machine like I do it, then you can simply attach the ISO image file to the virtual machine by using the settings menu of your virtualization software.
Install Debian 10
Step 3. Boot your computer from the CD/DVD or USB. (You have to make changes in your BIOS. or you can press a key during the booting process.
Step 4. Choose Graphical Install
Step 5. Ignore low memory warning in case you are using a very small VM like I do and continue. On systems with more RAM, no such warning will occur.
Step 6. Choose your continent where you live. Suppose I am residing in Asia.
Step 7. Choose the country where you live in. I have chosen Pakistan because I am residing here.
Step 8. This is the time you have to configure your keyboard. I have chosen American English to be mapped to my keyboard.
Step 9. Enter the single word hostname of the system that will identify it on a network. Click Continue.
Step 10. Enter the domain name. It is part of your hostname on its right side (.com, .net, .edu, or .org). If you do not have any domain and you are setting up a home network, you can leave it blank. Click Continue.
Step 11. Type the password of a root account, which is a superuser and have all the administrative privileges. The password should be as secure as possible and be a combination of letters, numbers, and punctuation and should be regularly changed. Click Continue.
Step 12. Again, type the same password to verify that you have entered it correctly. Click Continue when you are done.
Step 13. At this moment, a single user account will be created to be used for non-administrative activities instead of the root account. Type your full name and click Continue.
Step 14. Select a user name for your account. It could be anything and it should start with a lower-case letter. Click Continue as soon as you are done.
Step 15. Type the password for this user account and click Continue.
Step 16. Re-enter the password to verify it that it has been entered correctly. Click Continue
Step 17. Configure the partitions and mount points. Choose Guided Partitioning and press Enter from your keyboard.
Step 18. Choose 'use entire disk' from the options and click Enter from the keyboard.
Step 19. Choose the disk to partition. I have an only single partition so I have chosen it. Click Enter from the keyboard.
Step 20. Choose All files in one partition (recommended for new users). You can also keep /home, /var partitions separately.
Step 21. Finishing the partitioning and write changes to disk. Press Enter from the keyboard.
Step 22. Choose Yes and press Enter from your keyboard so that changes could be written to the disk.
Step 23. Choose the location of a mirror of the Debian archive. Choose the nearest location.
Step 24. Choose deb.debian.org which happens to be the best mirror. Press Enter from the keyboard.
Step 25. I am not using any proxy so I have left it blank. Click Enter from the keyboard.
Step 26. To keep your Debian system secure, choose 'Install security updates automatically' and click Enter from the keyboard.
Step 27. Choose No and press Enter from the keyboard to leave the survey.
Step 28. Choose your desired software to install by pressing scape from your keyboard. Debian desktop environment is important otherwise you will have a CLI based system.
Step 29. Choose Yes and press Enter from the keyboard to install the GRUB boot loader to the master boot record.
Step 30. Choose /dev/sda and hit enter from the keyboard.
Step 31. When the installation is complete. Remove CD/DVD or USB and click Continue to boot into your system.
When you have successfully booted, you can login with root or the user account you had created.