Tesla released software update 2026.21.6 on August 9, 2026, covering two distinct supervised-driving branches.
HW3-equipped Model 3 and Model Y receive the v14.1 Lite feature set. The HW4 branch lists v14.3.7 for Model S, 3, X, Y and Cybertruck.
Ten documented entries also cover Cybertruck Summon and camera access. FSD requires continuous driver supervision.
Below, you can find our illustrated overview of the 2026.21.6 Release Notes.
FSD (Supervised) v14.1 Lite
New Feature
for Model 3 and Y
HW3
HW4-derived learning expands HW3 driving assistance with parking, reversing and arrival preferences.
FSD (Supervised) v14.3.7
New Feature
for Model S, 3, X, Y and CT
HW4
Improves perception, parking, unusual-scenario handling and driver monitoring; records intervention-free distance.
Actually Smart Summon
New Feature
for Model CT
Adds Actually Smart Summon and Dumb Summon to Cybertruck.
Full Self-Driving (Supervised)
New Feature
for Model S, 3, X, Y and CT
HW4
Screen-button or scroll-wheel activation; continuous supervision required.
Start Self-Driving from Park
New Feature
for Model 3 and Y
HW3
Requires driver presence, seatbelt and a clear cabin camera; brake confirmation may be required.
Arrival Options
New Feature
for Model 3 and Y
HW3
Save destination-specific parking or drop-off preferences.
Speed Profiles
New Feature
for Model 3 and Y
HW3
SLOTH offers conservative behavior; adjust profiles with the right scroll wheel.
UI Improvements
New Feature
for Model 3 and Y
HW3
Change speed and arrival preferences from the driving visualization.
Full Self-Driving (Supervised)
New Feature
for Model 3 and Y
HW3
Assists navigation and parking under continuous driver supervision.
Camera Preview
New Feature
for Model S (New), 3, X (New), Y and CT
HW3 / HW4
Open individual or grid camera views while driving.
