nix profile rollback - Lix Reference Manual

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> Warning
> This program is experimental and its interface is subject to change.

# Name

`nix profile rollback` - roll back to the previous version or a specified version of a profile

# Synopsis

`nix profile rollback` [option...]

# Examples

- Roll back your default profile to the previous version:

      # nix profile rollback
      switching profile from version 519 to 518

- Switch your default profile to version 510:

      # nix profile rollback --to 510
      switching profile from version 518 to 510

# Description

This command switches a profile to the most recent version older than the currently active version, or if `--to` N is given, to version N of the profile. To see the available versions of a profile, use `nix profile history`.

# Options

- `--dry-run` Show what this command would do without doing it.

- `--profile` path The profile to operate on.

- `--to` version The profile version to roll back to.

Logging-related options:

- `--debug` Set the logging verbosity level to 'debug'.

- `--print-build-logs` / `-L` Print full build logs on standard error.

- `--quiet` Decrease the logging verbosity level.

- `--verbose` / `-v` Increase the logging verbosity level.

Miscellaneous global options:

- `--help` Show usage information.

- `--offline` Disable substituters and consider all previously downloaded files up-to-date.

- `--option` name value Set the Lix configuration setting name to value (overriding `nix.conf`).

- `--refresh` Consider all previously downloaded files out-of-date.

- `--version` Show version information.

> Note

> See `man nix.conf` for overriding configuration settings with command line flags.