qubes-doc/developer/releases/4_2/release-notes.md

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doc	Qubes OS 4.2 release notes	/doc/releases/4.2/release-notes/

Please note: This page is still an unfinished draft in progress. It is being updated as Qubes 4.2 development and testing continues.

New features and improvements since Qubes 4.1

• dom0 updated to Fedora 37 (#6982)
• Xen updated to 4.17
• SELinux support in Fedora templates (#4239)
• several GUI applications rewritten, including:
  • applications menu (available as preview in R4.1 too) (#6665), (#5677)
  • global settings (#6898)
  • new qube dialog
  • system updater (#7443)
• grub.cfg stored in /boot/grub2/grub.cfg in UEFI boot to (#7985)
• pipewire support (#6358)
• fwupd integration to allow firmware updates (#4855)
• optional automatic clipboard clearing (#3415)
• official packages built using rewritten qubes-builder (qubes-builderv2) (#6486)

For a full list, including more detailed descriptions, please see here.

Known issues

• DomU firewalls have completely switched to nftables. Users should add their custom rules to the custom-input and custom-forward chains. (#5031, #6062)

For a full list of known 4.2 issues with open bug reports, please see here. We strongly recommend updating Qubes OS immediately after installation in order to apply any and all available bug fixes.

Download

See downloads.

Installation instructions

See the installation guide.

Upgrading

The in-place upgrade procedure is not ready yet (#7832). Currently, R4.2 can be tested by performing a clean installation.

TODO: Please see [how to upgrade to Qubes 4.2](/doc/upgrade/4.2/).