CU-dcp47r updated archinstall post for clarity
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Bastian de Byl
@@ -25,24 +25,103 @@ better understanding of the tools and methods used.
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(type: `8e00`)
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1. Make the the EFI/boot partition FAT32 via `mkfs.fat -F32`
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## Partitioning with `fdisk`
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{{% admonition warning Warning %}}
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This operation will destroy any data on the device, please ensure to back up
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any data desired prior to this operation!
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{{% /admonition %}}
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{{% admonition info Info %}}
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Replace instances of `/dev/sdN` with your actual device name (e.g. `/dev/sda`).
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References specific to partitions will be stated as such (e.g. `/dev/sdN1`,
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`/dev/sdN2`)
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{{% /admonition %}}
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1. Remove any existing partitions on the drive:
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```bash
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$ dd if=/dev/zero of=/def/sdN bs=4M count=1
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1+0 records in
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1+0 records out
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4194304 bytes (4.2 MB, 4.0 MiB) copied, 0.499143 s, 8.4 MB/s
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```
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1. Create a new `gpt` partition table with `fdisk`:
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```bash
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$ sudo fdisk /dev/sdN
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Command (m for help): g
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Created a new GPT disklabel (GUID: 07D99608-7AE7-1144-8BCA-BDF9833DAFD0).
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Command (m for help): p
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Command (m for help): n
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Partition number (1-128, default 1):
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First sector (2048-15155166, default 2048):
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Last sector, +/-sectors or +/-size{K,M,G,T,P} (2048-15155166, default
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15155166): +512M
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Created a new partition 1 of type 'Linux filesystem' and of size 512 MiB.
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Command (m for help): t
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Selected partition 1
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Partition type or alias (type L to list all): 1
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Changed type of partition 'Linux LVM' to 'EFI System'.
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Command (m for help): n
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Partition number (2-128, default 2):
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First sector (1050624-15155166, default 1050624):
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Last sector, +/-sectors or +/-size{K,M,G,T,P} (1050624-15155166, default
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15155166):
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Created a new partition 2 of type 'Linux filesystem' and of size 6.7 GiB.
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Command (m for help): t
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Partition number (1,2, default 2):
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Partition type or alias (type L to list all): 30
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Changed type of partition 'Linux filesystem' to 'Linux LVM'.
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Command (m for help): w
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The partition table has been altered.
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Calling ioctl() to re-read partition table.
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Syncing disks.
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$ fdisk -l /dev/sdN
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...
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Disklabel type: gpt
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Device Start End Sectors Size Type
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/dev/sdN1 2048 1050623 1048576 512M EFI System
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/dev/sdN2 1050624 15155166 14104543 6.7G Linux LVM
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```
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# Encryption
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1. Format the Linux LVM partition:
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```bash
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cryptsetup luksFormat /dev/sdaN
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cryptsetup luksFormat /dev/sdN2
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Enter passphrase:
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```
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**Note:** _Remember your passphrase! You will need this every time you boot
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your computer_
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{{< sub >}}
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Remember your passphrase! You will need this every time you boot
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your computer
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{{< /sub >}}
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1. Create a mapping for your Linux LVM (LUKS):
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```bash
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cryptsetup open --type luks /dev/sdaN <map_name>
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cryptsetup open --type luks /dev/sdN2 <map_name>
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```
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_Use whatever name you want. Ex. `lvm`, `volume`, etc._
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{{< sub >}}
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Use whatever name you want. Ex. `lvm`, `volume`, etc.
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{{< /sub >}}
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1. Create the physical volume, volume group, and logical volumes for
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`<map_name>` specified in the previous step:
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@@ -51,19 +130,28 @@ better understanding of the tools and methods used.
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vgcreate <volume_name> /dev/mapper/<map_name>
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```
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_Use whatever volume name you want. Ex. `volume`, `main`, `linux`, etc._
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{{< sub >}}
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Use whatever volume name you want. Ex. `volume`, `main`, `linux`, etc.
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{{< /sub >}}
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```bash
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lvcreate -L2G <volume_name> -n swap
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```
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_Select size for swap, if desired. Here we use `2G` for 2Gb._
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{{< sub >}}
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Select size for swap, if desired. Here we use `2G` for 2Gb.
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{{< /sub >}}
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```bash
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lvcreate -L16G <volume_name> -n root
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lvcreate -l 100%FREE <volume_name> -n home
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```
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{{< sub >}}
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Set your `root` partition size and `home` size if using separate `/home`
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partition. Otherwise, simply create your `-l 100%FREE` volume.
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{{< /sub >}}
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1. Specify and write the desired filesystems:
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```bash
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@@ -81,7 +169,7 @@ better understanding of the tools and methods used.
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mkdir /mnt/home
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mkdir /mnt/boot
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mount /dev/mapper/<volume_name>-home /mnt/home
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mount /dev/sdaN /mnt/boot
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mount /dev/sdN1 /mnt/boot
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swapon /dev/mapper/<volume_name>-swap
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```
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@@ -89,11 +177,18 @@ better understanding of the tools and methods used.
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`wifi-menu`, or other, to connect to the internet at this point._):
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```bash
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pacstrap /mnt base base-devel
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pacstrap /mnt base base-devel linux linux-firmware lvm2 dhclient
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```
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{{< sub >}}
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Here we are using `linux` kernel as an example, though you may want to use
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`linux-hardened`
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{{< /sub >}}
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# Set-up Linux Installation
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## Generate `fstab`
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1. Generate the `fstab`:
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```bash
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@@ -106,7 +201,8 @@ better understanding of the tools and methods used.
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arch-chroot /mnt
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```
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1. Configure `initramfs`:
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## Configure `initramfs`
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1. Edit `HOOKS` in `/etc/mkinitcpio.conf` using text editor of your choice
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(e.g. `vi`, `nano`, etc.). Move the `keyboard` hook before `filesystems`,
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and add `encrypt` and `lvm2` hooks **before** `filesystems`:
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@@ -116,8 +212,9 @@ better understanding of the tools and methods used.
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HOOKS=(base udev autodetect modconf block keyboard encrypt lvm2 filesystems fsck)
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```
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_Read the comment documentation on `HOOKS` in the document to find out
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more._
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{{< sub >}}
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Read the comment on `HOOKS` in the `mkinitcpio.conf` file to find out more.
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{{< /sub >}}
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1. Generate `initramfs`:
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@@ -125,7 +222,13 @@ better understanding of the tools and methods used.
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mkinitcpio -p linux
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```
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1. Install a bootloader (e.g. `systemd-boot`, `grub`, `syslinux`, etc.):
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## Configure bootloader
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Install a bootloader (e.g. `systemd-boot`, `grub`, `syslinux`, etc.) and
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configure it as per it's documentation/installation steps.
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### Bootloader Example: `systemd-boot`
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1. I will be using `systemd-boot`
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```bash
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@@ -142,7 +245,7 @@ better understanding of the tools and methods used.
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```
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1. Create the loader entry for the default `arch` entry specified above (_You
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can edit this name if desired._). Use `blkid /dev/sdaN` to find the UUID
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can edit this name if desired._). Use `blkid /dev/sdNx` to find the UUID
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of your crypt device, and recall the volume name you gave your device
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above (_`main` in example below_):
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@@ -154,7 +257,10 @@ better understanding of the tools and methods used.
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options cryptdevice=UUID=9f1fc119-b1dc-49d8-9a5a-686ad9e2fd2e:volume root=/dev/mapper/main-root quiet rw
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```
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1. Create a root password using `passwd`.
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## Configure finishing touches
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1. Create a root password using `passwd`
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1. Set a hostname:
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```bash
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@@ -168,7 +274,7 @@ better understanding of the tools and methods used.
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hwclock --systohc --utc
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```
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1. Set the locale to `en_US`:
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1. Set the locale (_example for `en_US`_):
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```bash
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sed -i 's/^\#en_US/en_US/' /etc/locale.gen
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@@ -176,7 +282,7 @@ better understanding of the tools and methods used.
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locale > /etc/locale.conf
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```
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1. Done!
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1. Exit and reboot:
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```bash
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exit
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