October 22, 2026
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Tesla Software Updates and Release Notes

Tesla Software Updates and Release Notes

Fleet deployment stats and a library of Tesla software release notes. Pick a version for full notes

Latest version

2026.38.3.1Fleet sample

Cars on this build

5,001In the tracked sample

Share of fleet

40.2%Of 12,431 tracked cars

Release notes library

Latest builds with full notes. View full library →

Browse all release notes by branch →

Recent update activity

TeslaFi sample · installs per day · Oct 15–22 (Oct 22 so far)

89110/1510/1710/1910/2110/222026.38.5.102026.38.5.52026.38.5.12026.38.52026.38.3.12026.32.7

Latest build · 2026.38.3.1

Autopilot hardware

Cars on 2026.38.3.1 (TeslaFi)

AP3 (HW3)3,452 · 69.0%
AP4 (HW4)1,050 · 21.0%
AP2.5306 · 6.1%
AP1161 · 3.2%
No Autopilot32 · 0.6%

By model

Cars on 2026.38.3.1 (TeslaFi)

Model 32,343 · 46.9%
Model Y1,793 · 35.9%
Model S581 · 11.6%
Model X263 · 5.3%
Cybertruck0 · 0.0%

Installs per day · 2026.38.3.1

56010/1510/1910/22

New build · 2026.38.5.1

Cars on this build

3,892FSD 14.3 Lite & 14.3.12

Share of fleet

31.3%Of 12,431 tracked cars

Pending installs

369Waiting to install

Installs per day · 2026.38.5.1

89110/1510/1910/22

Version share

Cars currently on each listed build

2026.38.3.15,001 · 40.2%
2026.38.5.1 · 14.3 Lite & 14.3.123,892 · 31.3%
2026.32.7646 · 5.2%
2026.26.6.5 · 14.1 Lite & 14.3.8401 · 3.2%
2026.26.6.3277 · 2.2%
2026.32.3240 · 1.9%
2026.33.100229 · 1.8%
2025.38.13191 · 1.5%
2026.26.6.1171 · 1.4%
2026.20.6.1165 · 1.3%

Stats by TeslaFi · Release notes by Teslascope

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