# conda config > Modify configuration values in `.condarc`. > More information: . - Show all configuration values: `conda config --show` - Show current value of a configuration option: `conda config --show {{config_option}}` - Set a configuration value: `conda config --set {{key}} {{value}}` - Remove a configuration value: `conda config --remove {{key}} {{value}}` - Append a value to an existing configuration key list: `conda config --append {{key}} {{value}}` - Prepend a value to an existing configuration key list: `conda config --prepend {{key}} {{value}}` - Describe given configuration option: `conda config --describe {{config_option}}`