Download BitcoinOld Core
Or choose your operating system
Check your bandwidth and space
BitcoinOld Core initial synchronization will take time and download a lot of data. You should make sure that you have enough bandwidth and storage for the full block chain size (over 145GB). If you have a good Internet connection, you can help strengthen the network by keeping your PC running with BitcoinOld Core and port 8333 open. Read the full node guide for details.