The label may have spaces, the quotes are only needed if you want a space in the label. The private key must not have any spaces, remove them if they existt in your backup. In here enter: importprivkey yourPrivateKeyInWalletImportFormat "TheLabelThatIWant" In the console at the very bottom is a text entry box. The 600 means your wallet is unlocked for 10 minutes (600 seconds). You need the quotes if there is a space in your phrase else there is no need for them. To do this just type into the box at the bottom: walletpassphrase "YourLongPassphrase" 600 If your wallet is encrypted (I hope it is!) you must unlock it. Then go to menu: /Help/Debug Window and click on the tab - Console. Some wallets like Trezor let you choose the entropy yourself.For those of you looking to import your Vanity address into your BitCoin QT client, here are the instructions ( source):Īlthough this process is well tested and used you should always take another backup of your wallet.dat file before starting. The more the words the bigger the security. When creating a wallet for the first time, you're presented with the list of seemingly random 12 to 24 words.
BIP 39īIP 39 describes a method of generating a mnemonic sentence - easy to remember set of words - that represents a seed which can be then used to determine wallet addresses (e.g. We won't go into details because most BIP 32 compliant wallets also support the next feature. To restore the backup, simply paste the xprv string to your wallet when asked to.
Bitcoin core load wallet code#
If you decide to store the master key as a QR code make sure to disconnect from the internet. To backup your wallet either copy the master key to a text file and back it up to another device (encrypted of course) or create a QR code, print it and store it somewhere safe (e.g. xprv9s21ZrQH143K2PXgtDvNp1e5Mzxncb3D3qM7pcXEp6eaSZ8HNaUxb18ohbw9jqRkGaYhquPmn1rH2BxnQ54uEMrw8xxaUSo3KxnrCJ3AaD7 This seed is used to generate a master private key (xprv) which then can be imported to any BIP 32 compliant HD wallet. BIP 32īIP 32 is a method of determining key pairs from a single seed. To restore the backup, simply copy your backed up wallet.dat over an existing one in the bitcoin data location. You may also copy it to a cloud storage such as Mega or Dropbox but make sure it's encrypted.Īnyone that gets access to the unencrypted file will be able to steal your coins. It may be a USB drive, CD, another computer or your private home cloud storage. Locate wallet.dat and copy it to another device only you have an access to. If you can't find the location please refer to this page.
Bitcoin core load wallet mac os#
Mac OS X: ~/Library/Application Support/Bitcoin/ It has a different location based on an operating system. It's a file that holds keys to spend outputs, addresses, transaction information, and other metadata such as contacts. This method is used by Bitcoin Core (and few others) and comprises of backing up a wallet.dat file. If you lose the backup and can't access your wallet for some reasons, your bitcoins are permanently gone! Wallet.dat Make sure you're familiar with your wallet before loading it with bitcoins.
Bitcoin core load wallet software#
Different software supports different methods.
There are generally 3 ways to backup a Bitcoin wallet. It may also help you retrieve your funds after your device was stolen or lost. A wallet backup protects your bitcoins against computer or software failure.
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