---
title: Javascript-SDK - 3.5.0
slug: feature-experimentation/release-notes/javascript-sdk-3-5-0
docTags: 
createdAt: 2026-07-20T15:44:26.317Z
---

\## \[3.5.0] - February 20th, 2020

\### Bug fixes
\- Fixed default event dispatcher not used in React Native entry point (\[#383]\([https://github.com/optimizely/javascript-sdk/pull/383](https://github.com/optimizely/javascript-sdk/pull/383)))
\- Fixed errors in \`getOptimizelyConfig\` TypeScript type definitions (\[#406]\([https://github.com/optimizely/javascript-sdk/pull/406](https://github.com/optimizely/javascript-sdk/pull/406)))

\### New Features
\- Promise returned from \`close\` tracks the state of in-flight event dispatcher requests (\[#404]\([https://github.com/optimizely/javascript-sdk/pull/404](https://github.com/optimizely/javascript-sdk/pull/404)))

[https://github.com/optimizely/javascript-sdk/releases/tag/v3.5.0](https://github.com/optimizely/javascript-sdk/releases/tag/v3.5.0)