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Knowledge Base

Keys

Keys

Learn how to set up and manage your hardware wallets.

Getting started

Do I need a hardware wallet to use Unchained products?

What hardware wallets does Unchained support?

Should I use BIP39 passphrase to protect my seed phrase?

Can I use the same hardware wallets across multiple accounts on my profile?

How should I secure my keys and seed phrases?

What is an xpub and how does Unchained use it?

What does device registration mean?

How does Unchained use BIP32 derivation paths?

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Device checks

What is a device check?

How do I perform a Trezor device check for my Unchained account?

How do I perform a Ledger device check for my Unchained account?

How do I perform a Coldcard device check for my Unchained account?

Can I disable device checks and, if so, how?

Why did I receive a 'root fingerprint' error?

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Key replacements and recovery

How do I conduct a key replacement on my Unchained account?

What do I do if I forgot my passphrase?

What do I do if I forgot my Unchained hardware wallet PIN?

What do I do if my hardware wallet is lost or stolen?

What do I do if my seed phrase is lost or stolen?

What do I do if my hardware wallet is broken?

How do I migrate my key to a different hardware wallet model?

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Trezor

How do I set up a Trezor Safe 3?

How do I set up a Trezor Safe 5?

How do I set up a Trezor Model One?

What backup type should I use for my Trezor when using Unchained?

How do I upload a key using my Trezor?

Do I need to register my Trezor with my vault?

How do I confirm an address using my Trezor?

How do I perform a firmware update on my Trezor device?

Why isn't my Trezor connecting to my computer?

Why did I receive a 'wrong previous session' or 'incorrect state' error?

How do I sign a transaction with my Trezor?

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Ledger

How do I set up a Ledger Nano S or X?

How do I upload a key using my Ledger?

How do I register my Ledger with my vault or loan?

How do I confirm an address using my Ledger?

How do I perform a firmware update on my Ledger device?

Why isn't my Ledger connecting to my computer?

How do I fix the 'unknown device' error on Ledger hardware wallet?

How do I sign a transaction with my Ledger?

How do I set up a Ledger Flex or Stax?

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Coldcard

How do I set up a Coldcard?

How do I upload a key using my Coldcard?

How do I register my Coldcard with my vault or loan?

How do I use my Coldcard air-gapped with Unchained?

How do I confirm an address using my Coldcard?

How do I perform a firmware update on my Coldcard?

How do I sign a transaction with my Coldcard?

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