(lxc_config_set.md)= # `lxc config set` Set instance or server configuration keys ## Synopsis Description: Set instance or server configuration keys For backward compatibility, a single configuration key may still be set with: lxc config set [:][] ``` lxc config set [:][] =... [flags] ``` ## Examples ``` lxc config set [:] limits.cpu=2 Will set a CPU limit of "2" for the instance. lxc config set core.https_address=[::]:8443 Will have LXD listen on IPv4 and IPv6 port 8443. lxc config set core.trust_password=blah Will set the server's trust password to blah. ``` ## Options ``` -p, --property Set the key as an instance property --target Cluster member name ``` ## Options inherited from parent commands ``` --debug Show all debug messages --force-local Force using the local unix socket -h, --help Print help --project Override the source project -q, --quiet Don't show progress information --sub-commands Use with help or --help to view sub-commands -v, --verbose Show all information messages --version Print version number ``` ## SEE ALSO * [lxc config](lxc_config.md) - Manage instance and server configuration options