NOTE

Only use this guide if you're facing keyring or package installation errors. If not, proceed with the base installation.

Resolving Arch Linux Keyring Trust Issues

If you encounter issues with GPG keyring trust during your Arch Linux installation, it means the keys used for verifying package signatures are outdated or missing. Here's how to fix it.

Solution 1: Update Keyrings

INFO

First, synchronize your system clock to avoid timing issues.

• Sync the system clock:

  sudo systemctl enable systemd-timesyncd --now

• Update the keyring:

  sudo pacman -Sy archlinux-keyring

• Reinitialize the keyring (if needed):

  sudo pacman-key --init
  sudo pacman-key --populate archlinux

• Try the installation again.

Solution 2: Manually Refresh the Keyring

WARNING

If the automatic update fails, try refreshing the keyring manually.

• Remove the GPG database:

  sudo rm -rf /etc/pacman.d/gnupg

• Reinitialize and populate the keyring:

  sudo pacman-key --init
  sudo pacman-key --populate archlinux

• Import and trust missing keys (replace <KEY_ID> with the key ID):

  pacman-key --recv-keys <KEY_ID>
  pacman-key --lsign-key <KEY_ID>

Solution 3: Temporarily Disable Signature Verification

WARNING

Disabling signature checking should only be a temporary workaround.

• Edit /etc/pacman.conf and set SigLevel = Never:

  [options]
  SigLevel = Never

• Update the keyring:

  sudo pacman -Sy archlinux-keyring

• Re-enable signature checking after resolving:

  SigLevel = Required DatabaseOptional

Solution 4: Use Reflector for Updated Mirrors

INFO

Outdated mirrors can also cause keyring issues. Use reflector to update your mirrors.

• Install Reflector:

  sudo pacman -S reflector

• Fetch the latest mirrors:

  sudo reflector --country 'Germany' --age 12 --protocol https --sort rate --save /etc/pacman.d/mirrorlist

• Update the system:

  sudo pacman -Syyu