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Software update release notes

A clear, searchable history of Tesla software releases, documented changes, and supported vehicles.

Latest release 2026.39.6 Newly spotted 2026.38.4.5 FSD v14.2 Lite (AI3)

Releases tracked: 996
Last updated: 3 hours ago

All releases

996 releases

2026.39 release branch

Oct 29 2026

2026.39.6 Latest release Rolling out

Tesla 2026.39.6 Software Update Release Notes

Feature update 1 new change 4 documented changes 42 (1%) Slowing down Europe Model 3, Model S (Refresh), Model X (Refresh), Model Y

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2026.38 release branch

Oct 29 2026

2026.38.6.1 Rolling out

Tesla 2026.38.6.1 Software Update Release Notes

Maintenance 7 documented changes 129 (4%) Steady rollout Asia-Pacific Model 3, Model Y

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Oct 29 2026

2026.38.6 Rolling out

Tesla 2026.38.6 Software Update Release Notes

Security update 25 documented changes 329 (10%) Picking up Global Model 3, Model S, Model S (Refresh), Model X, Model X (Refresh), Model Y

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Nov 4 2026

2026.38.5.12 FSD v14.3.13 (AI4) New Rolling out

Tesla 2026.38.5.12 FSD v14.3.13 (AI4) Update Release Notes

Feature update 3 new changes 27 documented changes 581 (18%) Slowing down North America Cybertruck, Model 3, Model S (Refresh), Model X (Refresh), Model Y

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Oct 24 2026

2026.38.5.11 FSD v14.3.13 (AI4) · v14.3 Lite (AI3) Rolling out

Tesla 2026.38.5.11 FSD v14.3.13 (AI4) Update Release Notes

Feature update 8 new changes 26 documented changes 1,013 (31%) Slowing down North America & Other Cybertruck, Model 3, Model S, Model S (Refresh), Model X, Model X (Refresh), Model Y

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Oct 20 2026

2026.38.5.10 FSD v14.3.13 (AI4) · v14.3 Lite (AI3)

Tesla 2026.38.5.10 FSD v14.3.13 (AI4) Update Release Notes

Feature update 8 new changes 19 documented changes 93 (3%) Picking up North America Cybertruck, Model 3, Model S (Refresh), Model X (Refresh), Model Y

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Oct 24 2026

2026.38.5.6 FSD v14.3.12 (AI4) Rolling out

Tesla 2026.38.5.6 FSD v14.3.12 Down (AI4) Update Release Notes

Feature update 5 new changes 11 documented changes 149 (5%) Slowing down Asia-Pacific Model 3, Model Y

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Oct 21 2026

2026.38.5.5 FSD v14.3.12 (AI4) Rolling out

Tesla 2026.38.5.5 FSD v14.3.12 Down (AI4) Update Release Notes

Feature update 5 new changes 11 documented changes 136 (4%) Steady rollout Asia-Pacific Model 3, Model Y

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Oct 13 2026

2026.38.5.1 FSD v14.3.12 (AI4) · v14.3 Lite (AI3)

Tesla 2026.38.5.1 FSD v14.3.12 (AI4) Update Release Notes

Feature update 8 new changes 19 documented changes 1,028 (31%) Slowing down North America & Other Cybertruck, Model 3, Model S, Model S (Refresh), Model X, Model X (Refresh), Model Y

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Oct 10 2026

2026.38.5 FSD v14.3.12 (AI4) · v14.3 Lite (AI3)

Tesla 2026.38.5 FSD v14.3.12 (AI4) Update Release Notes

Feature update 8 new changes 16 documented changes 136 (4%) Steady rollout North America Cybertruck, Model 3, Model S (Refresh), Model X (Refresh), Model Y

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Nov 10 2026

2026.38.4.5 FSD v14.2 Lite (AI3) New

Tesla 2026.38.4.5 FSD v14.2 Lite (AI3) Update Release Notes

Feature update 4 new changes 14 documented changes Model 3

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Oct 22 2026

2026.38.3.2 Rolling out

Tesla 2026.38.3.2 Software Update Release Notes

Security update 9 documented changes 200 (6%) Picking up Global Model 3, Model S, Model S (Refresh), Model X, Model X (Refresh), Model Y

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Data via Teslascope