RELEASE NOTES

2026.38.5.1

New featuresRegion: Varies by feature

Combines seasonal, interface, and charging updates with major FSD improvements for HW4 and HW3, including new parking flows and driving controls.

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Tracker date13 October 2026
Notes17
Software branch2026.38

Highlights

Selected feature notes

Features and changes

In English

Interface

Halloween Mode

Halloween Mode
Models

New Model S, Model 3, New Model X, Model Y, Cybertruck

Hardware

AMD

Adds a ghost costume for the vehicle visualization, spooky sounds and light effects for approaching visitors, a themed light show, and a photobooth.

Region and availability

Worldwide

Visual Updates

Visual Updates
Models

Model 3, Model Y

Hardware

AMD, HW3

The center display now uses higher-quality vehicle images and an improved parked scene.

Region and availability

Worldwide

Charging

Emergency Drive Away

Emergency Drive Away
Models

New Model S, Model 3, New Model X, Model Y, Cybertruck

Hardware

Not specified

In an emergency, the vehicle can shift into Drive while a Supercharger cable remains connected. Activation shares short camera recordings with Tesla.

Region and availability

Region not confirmed

Emergency use only: driving with the cable attached will damage the vehicle and Supercharger, and repair costs may be charged to the owner.

Supercharger Site Maps

Supercharger Site Maps
Models

Legacy Model S, Model 3, Legacy Model X, Model Y

Hardware

Intel

Detailed maps for selected Supercharger sites show the layout and live stall status on arrival.

Region and availability

Worldwide

Other

Set Arrival Energy

Set Arrival Energy
Models

Model S, Model 3, Model X, Model Y, Cybertruck

Hardware

Not specified

The Tesla app can set a desired arrival energy level for a trip. Mobile app version 4.58.0 or later is required.

Region and availability

Worldwide

Automatic Collision Evasion

Automatic Collision Evasion
Models

New Model S, Model 3, New Model X, Model Y, Cybertruck

Hardware

HW4

The system may engage FSD (Supervised) when the driver is insufficiently attentive or FSD was unintentionally disengaged, attempting to avoid danger and continue driving.

Region and availability

Region not confirmed

The feature remains driver-supervised; see the Owner’s Manual for full conditions.

Vehicle

Dynamic Headlight Leveling

Dynamic Headlight Leveling
Models

Model 3, Cybertruck

Hardware

Specific Vehicles

Low beams automatically adjust to road conditions and nearby traffic to improve visibility while reducing glare.

Region and availability

Worldwide

Speed Profiles

Speed Profiles
Models

Model S, Model 3, Model X, Model Y

Hardware

HW3

FSD selects speed from the driver profile, speed limit, and traffic. The new SLOTH profile is slower and more conservative than CHILL, while the right scroll wheel now changes the profile rather than a precise speed offset.

Region and availability

Region not confirmed

FSD

FSD (Supervised) v14.3.12

FSD (Supervised) v14.3.12
Models

New Model S, Model 3, New Model X, Model Y, Cybertruck

Hardware

HW4

Updates reinforcement learning, the vision encoder, and runtime for 20% faster reactions, with better lane choice, parking, traffic-light handling, emergency and rare-object responses, temporary-degradation recovery, driver monitoring, unified FSD/Summon/Robotaxi behavior, and intervention-free trip statistics.

Region and availability

Region not confirmed

FSD remains a driver-assistance system; the driver must stay attentive and be ready to intervene.

Full Self-Driving (Supervised)

Full Self-Driving (Supervised)
Models

New Model S, Model 3, New Model X, Model Y, Cybertruck

Hardware

HW4

Supervised FSD can start from a parked position, change lanes, follow the route, navigate around obstacles, turn, and park at the destination.

Region and availability

Region not confirmed

The system does not make the vehicle autonomous. The driver must remain attentive and ready to take over.

FSD (Supervised) v14.3 Lite

FSD (Supervised) v14.3 Lite
Models

Model S, Model 3, Model X, Model Y

Hardware

HW3

Brings selected HW4 v14 capabilities to HW3, improving navigation, merges, forks, pedestrian, traffic-light and cut-in handling, comfort, parking, unparking, reversing, arrival options, and speed profiles.

Region and availability

Region not confirmed

FSD remains driver-supervised.

Start Self-Driving from Park

Start Self-Driving from Park
Models

Model 3, Model Y

Hardware

HW3

FSD can start from a parked position after confirming a seated, buckled driver and an unobstructed cabin camera. Brake Confirm controls whether the brake pedal must first be pressed and released.

Region and availability

Region not confirmed

The feature does not make the vehicle autonomous; an authorized driver must be seated and ready to intervene.

FSD Interface Improvements

UI Improvements
FSD Interface Improvements
Models

Model 3, Model Y

Hardware

HW3

Speed Profile and Arrival Options can now be changed directly from the FSD visualization on the center display.

Region and availability

Region not confirmed

FSD Streaks

Tracker observation
FSD Streaks
Models

Legacy Model S, Legacy Model X

Hardware

Not specified

FSD intervention-free streak tracking is now available on legacy Model S and Model X.

Region and availability

Region not confirmed

Navigation

Arrival Options

Arrival Options
Models

Model 3, Model Y

Hardware

HW3

Choose a parking lot, street, driveway, or pull-over arrival option. Preferences are saved separately for each destination.

Region and availability

Region not confirmed

Safety

Security Improvements

Security Improvements
Models

Model S, Model 3, Model X, Model Y, Cybertruck

Hardware

Not specified

Includes important security fixes and improvements.

Region and availability

Worldwide

Media

Grok No Longer in Beta

Tracker observation
Grok No Longer in Beta
Models

Model S, Model 3, Model X, Model Y, Cybertruck

Hardware

Not specified

Tesla has removed the beta label from Grok.

Region and availability

Worldwide

Last checked

Checked 15 October 2026. TeslaFi figures are a stored tracker sample, not a measure of the entire fleet. Confirm availability in your vehicle’s own release notes.

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