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3 stories tagged hw4 on EV Digest.

Autonomous

Tesla Developer Successfully Retrofits Older Model 3 with Latest Autopilot Hardware

A prominent Tesla community developer has bypassed official channels to upgrade a Model 3 from Hardware 3 (HW3) to the newer Hardware 4 (HW4) computer. This significant undertaking provides an unofficial solution for owners eager for enhanced autonomous driving capabilities, predating any potential factory retrofit programs.

August 21, 2026·Not a Tesla App·Tesla
Autonomous

Tesla Owner Successfully Upgrades Older Model 3 to HW4

A determined Tesla owner has achieved what many have awaited from the automaker: retrofitting an older Model 3 with the latest Hardware 4 (HW4) computer. This significant upgrade, which Tesla has not yet officially offered for older vehicles, could potentially unlock enhanced FSD capabilities and performance for a wider range of the company's cars.

August 18, 2026·InsideEVs·Tesla
Autonomous

Tesla Owner Successfully DIY Upgrades FSD Hardware to HW4, Sparking Questions About Official Replacements

A Tesla owner has demonstrated a surprisingly straightforward do-it-yourself upgrade of their vehicle's Full Self-Driving (FSD) computer from HW3 to HW4. This successful, albeit unofficial, modification highlights the ongoing debate surrounding Tesla's promise of FSD capability and the company's slow rollout of official hardware replacements for earlier models.

August 18, 2026·Electrek·Tesla
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