Archinstall 4.5 Adds Better AArch64 Support, RT Kernels

Archinstall 4.5 improves AArch64 installations with GRUB and Limine EFI support, adds RT kernel variants, and delivers several installer fixes.

Archinstall, Arch Linux’s guided text-based installer, has been updated to version 4.5, bringing better AArch64 support, real-time kernel options, several desktop profile changes, and a solid batch of fixes.

One notable addition is expanded AArch64 support. Archinstall can now handle GRUB and Limine EFI installations on AArch64 systems and supports the proper AArch64 root partition type GUID.

The installer adds RT kernel variants from upstream, allowing users to deploy real-time Linux kernels directly during installation. Optional dependencies from the linux-firmware package are now supported.

On the desktop side, the Hyprland, Labwc, Niri, and Sway profiles have switched from polkit to systemd-logind. Archinstall 4.5 also expands localization with new Norwegian Bokmål, Serbian, and Vietnamese translations.

Several issues have been addressed as well. Wi-Fi networks with spaces in their SSIDs now correctly appear in scan results. Intel graphics setups after Gen12 gain the previously missing vpl-gpu-rt and libvpl packages needed by applications such as FFmpeg and OBS Studio.

Other fixes include using fmask=0177 for EFI partition mount options, enabling TLS verification, correcting locale handling, adding Ghostscript to print-service packages, and replacing udisks2 with cockpit-storaged for Cockpit-based setups. The installer no longer waits for reflector.service during installation.

For the complete list of changes, see the changelog.

Archinstall 4.5 is expected to be included in the upcoming October Arch 2026.10.01 ISO. However, if you’re using an older ISO, you can easily update Archinstall (before launching it) to its latest version by running pacman -Sy archinstall after the ISO boots.

Bobby Borisov

Bobby Borisov

Bobby, an editor-in-chief at Linuxiac, is a Linux professional with over 20 years of experience. With a strong focus on Linux and open-source software, he has worked as a Senior Linux System Administrator, Software Developer, and DevOps Engineer for small and large multinational companies.

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