# Debian 11 Install Guide Using VirtualBox

1. Download Debian 11 Download
2. Launch Virtualbox
3. Create a New VM by selecting Machine > New

   Name: Debian 11
   Machine Folder: C:\VMs
   Type: Linux
   Version: Debian (64-bit)
   Memory Size: 4096 MB
   Hard disk: Create a virtual hard disk now

4. Click Create
5. On the Create Virtual Hard Disk dialog

   Name the virtual disk image Debian 11.vdi
   File size: 30 GB
   Hard disk file type: VDI
   Storage on physical hard disk: Dynamically Allocated

6. Click Create
7. Select the VM and Click Settings
8. Select System > Processor
9. Give the VM at least 2 processors
10. Select Display
11. Slide the Video Memory to 128 MB
12. Select Network
13. Set the attached to dropdown to Bridged Adapter
14. Select Storage
15. Click on the CD-ROM drive
16. Select the disc dropdown to the right > Choose a virtual optical disc file...
17. Browse to and select the downloaded Debian 11 .iso file
18. Click OK
19. Make sure the Debian 11 VM is selected and click Start > Normal
20. When the install dialog displays press Enter to select Graphical Install
21. Select a language > Click Continue
22. Select a Location > Click Continue
23. Select a keyboard layout > Click Continue
24. Enter a hostname for the VM > Click Continue
25. Enter a Domain name or leave it empty > Click Continue
26. Enter and confirm a root password > Click Continue
27. Enter the full name for the new user > Click Continue
28. Enter the username for the new user > Click Continue
29. Enter and confirm a password for the new user > Click Continue
30. Select a timezone > Click Continue
31. Select Guided - user entire disk > Click Continue
32. Select the VBOX HARDDISK > Click Continue
33. Select All files in one partition > Click Continue
34. Select Finish partitioning and write changes to disk > Click Continue
35. Select Yes to confirm writing the changes > Click Continue
36. Wait for Debian to copy and install files
37. When prompted, select Yes to enable a network apt mirror > Click Continue
38. Select a country to use for the apt mirror > Click Continue
39. Select a mirror from the list > Click Continue
40. Setup a HTTP proxy if necessary > Click Continue
41. Select No to participating in package survey > Click Continue
42. Select the software to install > Click Continue
43. Select Yes to install GRUB > Click Continue
44. Select /dev/sda for the boot loader location > Click Continue
45. After the bootloader is installed select reboot to finish the installation
46. Welcome to Debian 11

## Optional Steps

1. Click the Applications button > Search "terminal" > Click Terminal
2. Run the following commands to install updates
   # authenticate as root, using the root password set earlier
   su -
   # add the normal user to sudo group, replace i12bretro with your user name
   usermod -aG sudo i12bretro
   # exit out of root terminal
   exit
   # re-authenticate with regular user (you may need to reboot if this doesn't take effect)
   su $USER
   # edit apt sources.list file
   sudo apt /etc/apt/sources.list
3. Comment out the deb cd-rom: repositories by adding a # to the beginning of the line
4. Press CTRL+O, Enter, CTRL+X to write the changes to sources.list
5. Select Devices > Insert Guest Additions CD image...
6. Open the Files application > Select the Guest Additions Disc > Right click in the white space > Open terminal here
7. In the Terminal window run the following commands
   # update software repositories
   sudo apt update
   # install available software updates
   sudo apt upgrade -y
   # clean apt cache
   sudo apt clean
   # install prerequisites
   sudo apt-get install build-essential dkms linux-headers-$(uname -r)
   # run the virtualbox guest additions installer
   sudo sh ./VBoxLinuxAdditions.run
   # restart the VM
   sudo reboot
8. The VM will reboot
9. Upon rebooting, you can now full screen the VM and the internal resolution will automatically change to match the window size
10. Log back into Debian