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Tesla 2026.38.3.1 Software Update Release Notes

2026.38.3.1 New Rolling out 2026.38 branch Feature Update
Feature update

2026.38.3.1 adds Halloween Mode, Emergency Drive Away and Set Arrival Energy.

See everything new below

Available for HW4 (AI4), HW3 and HW2.5. A few items below are only for a specific computer, marked accordingly. HW4 (AI4)HW3HW2.5

What is new

New in 2026.38.3.1

4 items
Available on
Model X (Refresh) (AI4)Model 3 (AI4)Model Y (AI4)Model S (Refresh) (AI4)Model 3 (AI3)Model Y (AI3)

Halloween Mode

Included in 2026.38.3.1 Only for HW4 (AI4) and HW3

Spread holiday fear year round with Halloween Mode. Put a Ghost Costume on your car visualization. Turn on Trick or Treat Mode to play spooky sounds and flicker the lights when visitors approach. Schedule a haunting light show, and turn your car into a chilling Photobooth!

Available on
Model X (Refresh) (AI4)Model 3 (AI4)Model Y (AI4)Model 3 (AI3)Model Y (AI3)Model S (Refresh) (AI4)Model 3Model S (AI3)Model X (AI3)

Security Improvements

Included in 2026.38.3.1

This update includes important security fixes and improvements.

Available on
Model 3 (AI4)Model 3Model Y (AI3)Model Y (AI4)Model 3 (AI3)

Emergency Drive Away

Included in 2026.38.3.1

Emergency Drive Away lets you shift into Drive while a Supercharger cable is still connected. Use it only in an emergency: driving away with the cable attached will damage your vehicle and the Supercharger, and you may be responsible for repair costs. When you activate this feature, short recordings from your vehicle's cameras are shared with Tesla.

Available on
Model X (Refresh) (AI4)Model Y (AI4)Model X (AI3)

Set Arrival Energy

Included in 2026.38.3.1 Only for HW4 (AI4) and HW3

Set your desired Arrival Energy for any trip from your phone. Open the location tab in the Tesla Mobile App, enter your destination, and tap Set Arrival Energy. Requires Mobile App v4.58.0 or later.

Also in this build

Everything else included

2 items
Available on
Model X (Refresh) (AI4)Model 3 (AI4)Model Y (AI4)Model S (Refresh) (AI4)

Wheel Selection

Included in 2026.32 Only for HW4 (AI4)

Choose from new wheel options to customize the appearance of your Tesla.

Available on
Model X (Refresh) (AI4)Model 3 (AI4)Model Y (AI4)Model 3 (AI3)Model Y (AI3)Model S (Refresh) (AI4)Model 3Model S (AI3)Model X (AI3)

Apple Music

Included in 2026.32

Go to Search, select Apple Music, then tap Library to find the songs, albums, and playlists you've added

What is new since your version? Choose your version to see what you would gain.
Your version

Data via Teslascope