In Pictures: Tesla Software Update Blocks Third-Party Home Power Backup in Australia While US Gets Powershare

Charging infrastructure is central to the debate over how much control automakers retain over a vehicle's battery.

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Australian owners say the update disabled third-party bidirectional charging gear they rely on to power their homes.

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The 2026.38 release delivers Powershare with Powerwall backup to North American owners while Australian functionality is curtailed.

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The dispute raises questions about whether automakers can remotely restrict hardware owners have already paid for.

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Home backup capability has become a key selling point for electric vehicle owners seeking energy resilience.

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Tesla has not detailed why the software branch treats Australian and North American markets differently.

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Owners affected by the change are pressing Tesla to explain the scope of the software-imposed restrictions.

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The case highlights the growing tension between vehicle software updates and owner expectations of hardware control.

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Australian owners are waiting to see whether Tesla restores the third-party charging functionality in a future release.

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