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Next, you'll generate a 12- or 24-word seed phrase—a crucial backup that captures your wallet's private keys. The device displays these words consecutively, prompting you to write them down carefully. Double-check the words by entering their respective numbers when prompted to ensure accuracy.
4. Securing Your Backup
Store the seed phrase in a secure, offline location—preferably etched into steel or stored in a fireproof safe—never digitally or online. This step safeguards your funds against loss or device failure.
Using the Cold Card Q with Sparrow Wallet: A Beginner’s Journey
Once setup is complete, connecting the Cold Card Q to a computer running Sparrow Wallet enables you to manage Bitcoin transactions efficiently.