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Enable autocomplete in IDE 2

Arduino IDE 2 introduces an autocomplete feature for writing your code. Follow these steps to enable the feature.

  1. Open the IDE.

  2. Open the Preferences window from the menu bar:

    • Windows/Linux: File > Preferences

    • macOS: Arduino IDE > Preferences[1]

  3. Check the Editor Quick Suggestions.

    Preferences Window

  4. Click OK to save.

Autocomplete is now enabled:

Testing Autocomplete

  1. If you’re using Arduino IDE 2.1 or older, this option may be called Arduino IDE > Settings. (#2022) ↩︎

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