Latest Firmware Update: April 10, 2025

We’ve recently upgraded the software for the Yeti PRO 4000 power station to increase performance. To ensure the best user experience of your Yeti PRO 4000, please update the firmware. To do so, use the Goal Zero Power app. Open the app on your phone or device and you will be prompted to update the firmware from there.

The new update enhances the cell voltage monitoring system, improves the battery management system for things like the state of battery health and charge, and improves the display readability. It also addresses matters like the charge profile recharge point, and hardware identification system to eliminate connection errors, and enhances battery monitoring to ensure proper charging behavior.

💪 Improvements/Enhancements

• Adds minimum and maximum cell voltage information in addition to current monitoring
• Improves battery management system
• Enhances LCD display readability

🐞 Bugfixes

• Ensuring the Yeti consistently honors your charging preferences by starting to recharge when battery levels reach your specified Recharge Point
• Improves hardware identification system to prevent potential device errors
• Enhances battery monitoring to ensure proper charging behavior, especially during extended AC input connection

Troubleshooting:

If you are having trouble updating the firmware through the app, please visit the troubleshooting information found below.

Yeti PRO 4000 And Tank PRO Troubleshooting Guide

As always, you can also reach out to our customer support team:

• Phone: (888) 794-6250
• Email: support@goalzero.com
• Live Chat: Monday-Friday 9 am to 5 pm (Mountain Time)

Full Release notes here 

New to Goal Zero Power APP?

The newly redesigned Goal Zero Power App comes with exciting upgrades and a fresh new look! You can monitor and control your Goal Zero devices, get insights into power usage, update custom settings, and more—all from your phone, whether you’re 2 feet or 2,000 miles away.

Get the full details and download the Power APP here!