Documentation
Learn how to use Bolt21, from getting started to advanced features.
Getting Started
How to set up your Bolt21 self-custodial Lightning wallet and start receiving Bitcoin payments instantly. Create your wallet, secure your recovery phrase, get paid.
Security
Learn about Bolt21 security features - AES-256-GCM encryption, biometric protection, certificate pinning, and how we protect your Bitcoin.
Understanding BOLT12
What is BOLT12 and why it matters for Lightning payments. Learn how BOLT12 offers enable reusable payment addresses that never expire, perfect for mining payouts.
FAQ
Frequently asked questions about Bolt21. Learn about wallet security, recovery phrases, Lightning payments, BOLT12 offers, and receiving Ocean mining payouts.
Biometric Authentication
Secure your Bolt21 wallet with Face ID, Touch ID, or fingerprint authentication. Learn how to set up and manage biometric security.
Wallet Management
Learn how to create, backup, switch between, and delete wallets in Bolt21. Manage multiple Bitcoin Lightning wallets securely.
Recovery & Restore
How to recover your Bolt21 wallet using your 12-word recovery phrase. Restore access to your Bitcoin on any device.