Open the console before clicking start

Setup Instructions
  1. **Install Chrome Canary**: Ensure you have version 141. [Download Chrome Canary](https://google.com/chrome/canary/).
  2. Check that you’re on 141.0.7362.0 or above
  3. Enable two flags:
    • chrome://flags/#optimization-guide-on-device-model - BypassPerfRequirement
    • chrome://flags/#prompt-api-for-gemini-nano - Enabled
  4. Relaunch Chrome
  5. Navigate to chrome://components
  6. Check that Optimization Guide On Device Model is downloading or force download if not Might take a few minutes for this component to even appear
  7. Open dev tools and type `(await LanguageModel.capabilities()).available`, should return "readily" when all good
  8. If not you can trigger the download by doing the follow: ```const session = await LanguageModel.create({monitor(m) {m.addEventListener("downloadprogress", e => { console.log(`Downloaded \${e.loaded} of \${e.total} bytes.`); });}});```
  9. Read the article.