# Change Log

## Warning: Edge Version

```diff
- This preview version of firmware has not yet been qualified
- and tested to the same standard as normal Coinkite products.
- It is recommended only for developers and early adopters
- for experimental use.
```

This lists the changes in the most recent EDGE firmware, for each hardware platform.

# Shared Improvements - Both Mk4 and Q

- New Feature: Ability to sign MuSig2 UTXOs. Read more [here](https://github.com/Coldcard/firmware/blob/new_edge/docs/musig.md)
- New Feature: BIP-322 Proof of Reserves for Miniscript & MuSig2 UTXOs
- Bugfix: PSBT global XPUBs validation when signing with specific wallet
- Bugfix: Do not allow sighash DEFAULT outside taproot context

# Mk4 Specific Changes

## 6.5.0X - 2026-03-24

- synced with master up to `5.5.0`


# Q Specific Changes

## 6.5.0QX - 2026-03-24

- synced with master up to `1.4.0Q`


# Release History

- [`History-Edge.md`](History-Edge.md)
