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Release Tag Mon, Aug 3, 2026 1 min read

Coldcard Firmware 4.2.0

Coldcard firmware tag activity.

The upstream release note did not include a readable summary. Use the links below to inspect the source material.

Release on GitHub · Diff vs v6.6 · All Coldcard Firmware releases · Project homepage

Previous release: v6.6 on Fri, Jul 31, 2026 · 3 days apart

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Bitcoin All Coldcard Firmware releases →#bitcoin #release tag #hardware

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