List installed toolchains

bash

rustup toolchain list

Explanation

Shows installed toolchains and which one is active.

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Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Same sheet · prioritizing Toolchains

Add the nightly toolchain.

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Add the beta channel toolchain.

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Change the global default toolchain.

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Create a directory override for the current folder.

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Stop forcing a local toolchain override.

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Check in a `rust-toolchain.toml` file.

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