Switching release channels
How to switch to a different release channel.
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.
Update and reboot strategies
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.