Software Updates

Tesla Powerwall improves over time with regular over-the-air software updates. New functionality and improvements are added with updates to Powerwall firmware and to the Tesla mobile app.

Powerwall Firmware Updates

 

Tesla Mobile App Updates

 

July 2018

 

Version 1.21

  • Added Customer login to Gateway to allow:
    • Local monitoring of power flow and charge level
    • Viewing system information
    • Updating network settings
    • Learn more
  • Improved power supply management with multi-Powerwall systems
  • Further reduction in network data usage

Version 3.4.3

  • Storm Watch mode for selected regions

 

Version 3.4.2

  • Minor fixes and improvements

June 2018

 

Version 1.20

  • Updated installer login to Gateway
  • Further reduction in network data storage

 

Version 1.19

  • Added ability to update network connection when home Wi-Fi changes

 

Version 1.18

  • Minor fixes and improvements

Version 3.4.1

  • Customize the site name (Solar or Powerwall)
  • Tap version number to get Release Notes

 

Version 3.4.0

  • Minor fixes and improvements

May 2018

 

Version 1.17

  • Added dynamic network management to use best internet connection type (Ethernet, Wi-Fi or Cellular)
  • Improved performance of Time-Based Control Mode

 

Version 3.3.6

  • Improvements to Time-Based Control Mode

 

Version 3.3.5

  • Minor fixes and improvements

March 2018

 

Version 1.16

  • Added support for additional utility grid connections in New York

 

Version 1.15

  • Minor fixes and improvements

 

Version 3.3.4

  • Minor fixes and improvements   

 

Version 3.3.3

  • Minor improvements to “Set Price Schedule”

February 2018

 

Version 1.14

  • Time-Based Control Mode (Beta)
  • If energy costs vary through the day, Powerwall can shift energy to maximize savings.
  • Requires Tesla mobile app version 3.3.1 or higher, and is slowly being rolled out based on market rules.
  • Learn more

 

Version 1.13

  • Minor fixes and improvements

Version 3.3.2

  • Minor improvements to “Set Price Schedule”

 

Version 3.3.1

  • Time-Based Control Mode

January 2018

 

Version 1.12

  • Reduced network data usage
  • Improved tolerance for grid power variations


Version 1.11

  • Battery heating for improved performance at low temperatures
  • Improved over-the-air update performance
 

November 2017

 

Version 1.10

  • Improved support for utility grid connections in Germany
 

October 2017

 

Version 1.9

  • Generator support with Automatic Transfer Switches (ATS). Learn more
  • Improved performance when charging from solar during outages
  • Added capability to reset Powerwall by toggling the Enable switch on the side of the unit (Backup systems only)
  • Added support for multiple Powerwalls at 3-phase sites
  • Improved support of off-grid and offline scenarios, adding support to Puerto Rico

 

Version 1.8

  • Not released; all enhancements moved to Version 1.9
 

September 2017

 

Version 1.7

  • Added support for utility grid connections in California and Hawaii
  • Added capability to register Powerwall after installation by visiting Powerwall Registration
 

August 2017

 

Version 1.6

  • Minor fixes and improvements
 

July 2017

 

Version 1.5

  • Added support for utility grid connections in Germany and Italy

 

Version 1.4

  • Not released; all enhancements moved to 1.5
 

June 2017

 

Version 1.3

  • Improved efficiency at low power levels