Managing Releases

Guides to help you select which Flatcar release to run on your instances, how to set the update configuration, verify the image if you download it manually.

Switching release channels

How to switch to a different release channel.

Reboot strategies on updates

How to configure when you Flatcar instances should reboot.

Verify Flatcar Container Linux images with GPG

How to verify the authenticity of Flatcar Container Linux images, using GPG.

Flatcar Container Linux update.conf specification

Fields and Location of the Flatcar update configuration file.