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Ubuntu Core documentation
Ubuntu Core documentation
  • Latest: Ubuntu Core 26
  • Tutorials
    • Try pre-built images
      • Install on a VM
      • Use Raspberry Pi Imager
      • Use the dd command
    • Build your first image
      • Requirements
      • Access Ubuntu One
      • Create a model
      • Sign the model
      • Build the image
      • Boot the image
  • How-to guides
    • Using Ubuntu Core
    • Create an image
      • Use ubuntu-image
      • Optimise boot speed
      • Add custom snaps
      • Add a splash screen
      • Add console-conf
      • Board enablement
      • Calculate partition sizes
      • Build a gadget snap
      • Build a kernel snap
    • Deploy an image
      • Install on a Renesas RZ/G2L
      • Install on a MediaTek Genio
      • Install on an AMD Kria
      • Install on an NVIDIA Jetson
    • Manage Ubuntu Core
      • Test on QEMU
      • Use Ubuntu One SSH
      • Upgrade Ubuntu Core
      • Set system options
      • Use a recovery mode
      • Add a system user
      • Modify kernel options
      • Updating boot assets
      • Create a recovery system from the API
      • Set system time
      • Debug install modes
      • Troubleshooting
    • Work with containers
      • Run a Docker container
      • Deploy Docker from a snap
      • Package Docker images in a snap
      • Build an image for Docker deployment
    • Run CUDA workloads
  • Reference
    • System requirements
    • Testing platforms
    • Support duration
    • Release notes
    • Gadget snap format
    • Kernel boot parameters
    • Software bill of materials
    • Assertions
      • account
      • account-key
      • confdb-control
      • confdb-schema
      • hardware-identity
      • model
      • repair
      • serial
      • snap-build
      • snap-declaration
      • snap-resource-pair
      • snap-resource-revision
      • snap-revision
      • store
      • system-user
      • validation
      • validation-set
  • Explanation
    • Recovery modes
    • Refresh control
    • Remodeling
    • Remodel essential snaps
    • How installation works
    • Preseed performance
    • Docker companion snap
    • Full disk encryption
    • Full disk encryption with OP-TEE
    • Secure device onboarding
    • CVE remediation
    • Security and sandboxing
    • Community engagement
    • Core elements
      • Inside Ubuntu Core
      • Storage layout
      • Snaps in Ubuntu Core
    • Stores
      • Store overview
      • Brand accounts
      • Dedicated snap store
      • Store scoping
    • System snaps
      • Bluetooth manager
        • Bluetooth commands
        • Add Bluetooth to snaps
        • Device pairing
      • Modem Manager
        • Install Modem Manager
        • Using Modem Manager
        • Debug Modem Manager
        • Release notes
      • Network Manager
        • Install NetworkManager
        • Release Notes
        • Report a Bug
        • How-to guides
          • Configure cellular connections
          • Configure shared connections
          • Configure VPN connections
          • Configure Wi-Fi access points
          • Configure Wi-Fi connections
          • Edit connections
          • Explore network status
          • Message logging
          • NetworkManager and Netplan
          • Manage routing tables
          • Configure the snap
            • Connectivity check
            • Debug the snap
            • Default renderer
            • Wake on WLAN
            • Wi-Fi powersave
      • Upower
        • Install Upower
        • Release Notes
        • Report a Bug
      • Udisks2
        • Install Udisks2
        • Release Notes
        • Report a Bug
      • Console-conf
        • Including in model assertion
        • Using console-conf
  • Contributing
    • Contribute to our docs
    • Local development
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