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Tesla Update FSD V14.3.5 (2026.20.6.6) Release Notes Published

The release notes detail changes to Tesla's Full Self-Driving software for the 2026.20.6.6 update.

By Marcus Reed · July 13, 2026 · 2 min read

Tesla has published release notes for FSD V14.3.5 under software version 2026.20.6.6, with the notes posted on Not a Tesla App.

What Happened

The release notes document changes included in Tesla's Full Self-Driving software update V14.3.5 (build 2026.20.6.6). The specific improvements and modifications described in the release notes are available through Not a Tesla App, which tracks Tesla software updates.

Why It Matters

FSD V14.x releases represent ongoing development of Tesla's advanced driver assistance system. Release notes provide owners with visibility into what changes have been made to their vehicles' software, including any refinements to Autopilot functionality, navigation behavior, or safety features.

The Bottom Line

Tesla continues rolling out FSD updates under the V14 lineage. Owners running 2026.20.6.6 can review full release notes through Not a Tesla App.

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