Computer Configuration > Administrative Templates > Microsoft Edge
Both
HKLM\Software\Policies\Microsoft\Edge
OBSOLETE: This policy is obsolete and doesn't work after Microsoft Edge 128. This policy is obsoleted because this feature will no longer be supported, starting in Microsoft Edge 128. There is no replacement for this policy. Enables CryptoWallet feature in Microsoft Edge. If you enable this policy or don't configure it, users can use CryptoWallet feature which allows users to securely store, manage and transact digital assets such as Bitcoin, Ethereum and other cryptocurrencies. Therefore, Microsoft Edge may access Microsoft servers to communicate with the web3 world during the use of the CryptoWallet feature. If you disable this policy, users can't use CryptoWallet feature.