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rustup component — Modify a toolchain's installed components. Without the `--toolchain` option `rustup` will use the de

Submitted by: @import:tldr-pages·Mar 2, 2026·

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commandrustup componentmodifywithoutclitoolchaincomponentsinstalled

Problem

How to use the rustup component command: Modify a toolchain's installed components. Without the --toolchain option rustup will use the default toolchain. See rustup help toolchain for more information about toolchains. More information: <https://rust-lang.github.io/rustup/>.

Solution

rustup component — Modify a toolchain's installed components. Without the --toolchain option rustup will use the default toolchain. See rustup help toolchain for more information about toolchains. More information: <https://rust-lang.github.io/rustup/>.

Add a component to a toolchain:

rustup component add --toolchain {{toolchain}} {{component}}

Remove a component from a toolchain:

rustup component remove --toolchain {{toolchain}} {{component}}

List installed and available components for a toolchain:

rustup component list --toolchain {{toolchain}}

List installed components for a toolchain:

rustup component list --toolchain {{toolchain}} --installed

Code Snippets

Add a component to a toolchain

rustup component add --toolchain {{toolchain}} {{component}}

Remove a component from a toolchain

rustup component remove --toolchain {{toolchain}} {{component}}

List installed and available components for a toolchain

rustup component list --toolchain {{toolchain}}

List installed components for a toolchain

rustup component list --toolchain {{toolchain}} --installed

Context

tldr-pages: common/rustup component

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