# NRSDK 1.6.0

{% hint style="info" %}
**Download** [**NRSDKForUnity\_Release\_1.6.0.unitypackage**](https://nreal-public.oss-us-west-1.aliyuncs.com/download/NRSDKForUnityAndroid_Release_1.6.0.unitypackage)
{% endhint %}

**What's New:**

* Added Hand Tracking (In Beta phase)

  * MR Apps using the Hand Tracking feature in NRSDK 1.6.0 can only operate until 12/31/2022.

  * This feature is under Beta phase, more devices/models will be supported in the next release of NRSDK.

  * This feature is fully tested on the following devices:

  > - Nreal Dev-Kit
  > - Nreal Enterprise-Kit
  > - OnePlus：9R / 7T
  > - LG：V60 / V50S ThinQ 5G / V50 ThinQ 5G / G9（Velvet 5G） / Wing
  > - SONY：Xperia 5 II / Xperia 1
  > - SAMSUNG：Galaxy Note20 5G / Galaxy S10+ / Galaxy S20+ 5G / Galaxy Z Fold 2 5G /
  > - Galaxy Note20 Ultra / Galaxy Note10+ 5G / Galaxy A90 5G
  > - ZTE Axon 10 pro
  > - Black Shark 2 Pro
  > - Snapdragon 888 / Exynos based models cannot be operated, will be supported in the next version of NRSDK.
  > - The operation of other devices is currently unknown.
* Added [NRSDK XR Plugin for Unity](broken://pages/JRHkZo6NCKsuy0RBFHoW)
* Added a quick setup tool for the NRSDK environment
* Added ability to record audio while capturing first person video footage
* Added warning messages and events
* Added support for Android 11 (updating your NRSDK will ensure compatibility with a wider range of devices)
* Settings in Nebula will be synchronized to MR Apps (e.g., Left-Hand Mode, Power Saving Mode)

**Improvements:**

* Optimized the performance of spatial computing
* Optimized the rendering performance
* Optimized image tracking at rest
* Optimized the dynamic switch between 6DoF/3DoF/0DoF controller tracking modes

**Bug Fixes:**

* Fixed possible crash encountered when recording your screen
* Fixed API crash when calling disabled RGBCamera
* Fixed possible memory leak
* Fixed window jitter, occurring in only a few instances
* Fixed crash encountered while using with an unstable phone connection
* Fixed existing issues


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