ShopCOLDCARD Mk5/Mk4 Downloads
| Date | Size (bytes) | Platform | Version | Filename | Description |
|---|---|---|---|---|---|
| 2026-07-01 | 1,007,925 | Mk | 2026-07-01T1729-v5.5.1-mk-coldcard.dfu | Latest version for COLDCARD Mk5 and Mk4 | |
| 2026-07-01 | 1,122,621 | Mk | 2026-07-01T1729-v5.5.1-mk-coldcard-factory.dfu | Includes BOOTROM needed only by CK factory – reference only. | |
| 2026-03-05 | 1,003,829 | Mk | 2026-03-05T2052-v5.5.0-mk-coldcard.dfu | ||
| 2026-03-05 | 1,118,525 | Mk | 2026-03-05T2052-v5.5.0-mk-coldcard-factory.dfu | Includes BOOTROM needed only by CK factory – reference only. |