ide/settings.md Codex Docs, 2026-02-19 20:37 UTC → 2026-02-27 18:15 UTC

1# Codex IDE extension settings1# Codex IDE extension settings

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3Reference for Codex IDE extension settings

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5Use these settings to customize the Codex IDE extension.3Use these settings to customize the Codex IDE extension.

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7## Change a setting5## Change a setting

23| `chatgpt.localeOverride` | Preferred language for the Codex UI. Leave empty to detect automatically. |21| `chatgpt.localeOverride` | Preferred language for the Codex UI. Leave empty to detect automatically. |

24| `chatgpt.openOnStartup` | Focus the Codex sidebar when the extension finishes starting. |22| `chatgpt.openOnStartup` | Focus the Codex sidebar when the extension finishes starting. |

25| `chatgpt.runCodexInWindowsSubsystemForLinux` | Windows only: Run Codex in WSL when Windows Subsystem for Linux (WSL) is available. Recommended for improved sandbox security and better performance. Codex agent mode on Windows currently requires WSL. Changing this setting reloads VS Code to apply the change. |23| `chatgpt.runCodexInWindowsSubsystemForLinux` | Windows only: Run Codex in WSL when Windows Subsystem for Linux (WSL) is available. Recommended for improved sandbox security and better performance. Codex agent mode on Windows currently requires WSL. Changing this setting reloads VS Code to apply the change. |

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29Features](https://developers.openai.com/codex/ide/features)[Next

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31IDE Commands](https://developers.openai.com/codex/ide/commands)