The current NuraTrue Pro firmware version is 400188, which was released in January 2023.
This update included:
Voice call stability improvements
Improved ANC behaviour with poor fit
Minor stability changes and bug fixes
In order to access the latest and greatest features for your NuraTrue Pro, ensure you regularly check for updates to the Nura app as well as your NuraTrue Pro.
To update the Nura app, open the App Store (for iOS devices) or Google Play store (for Android devices) to check for available updates.
Every now and then we will add improvements to your NuraTrue Pro with a firmware upgrade. These will either be automatically applied to your device or you may need to perform the following steps.
Open the Nura app.
A message will appear that an update is available. Tap Start Update
or tap Menu > Device Settings > Software Update > Start Update.
Your update will begin.
Feel free to remove your earbuds, but keep them close to your phone with the screen turned on.
Please select the Firmware Update Troubleshooting option below.